Mass and Weight · Unit Converter

Convert Chittack (Chatank) to Proton Mass

Convert chittacks (chatank) to proton mass instantly. 1 chittack (chatank) = 3.48668e+25 proton mass — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Proton Mass to Chittack (Chatank) converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Indian / South Asian

Chittack (Chatank)

What is a chittack (chatank)?

The chittack (chatank) equals one-sixteenth of a seer, about 58.3 grams.

Origin of the chittack (chatank)

A traditional South Asian unit in the seer-based system.

Where it is used

Historical grocery and provisions weighing in India and Bangladesh.

When and where it was developed

Part of the pre-metric South Asian weight system.

Scientific / Atomic

Proton Mass

What is a proton mass?

The proton rest mass is about 1.6726E-27 kg.

Origin of the proton mass

The mass of the proton, the positively charged nucleon.

Where it is used

Nuclear and particle physics, and chemistry.

When and where it was developed

Quantified after Rutherford identified the proton around 1917-1920.

Chittack (Chatank) to Proton Mass conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between chittacks (chatank) and proton mass:

1 chittack = 3.48668e+25 mp
1 mp = 2.868058e-26 chittack

To convert chittacks (chatank) to proton mass, multiply the value in chittacks (chatank) by 3.48668e+25. To reverse, multiply proton mass by 2.868058e-26.

How to use this converter

Type a value into the calculator. The result in proton mass updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Proton Mass to Chittack (Chatank) converter for the reverse direction.

Step-by-step: convert chittacks (chatank) to proton mass

  1. Write down the value in chittacks (chatank) (chittack).
  2. Multiply that value by the factor 3.48668e+25.
  3. The product is the equivalent value in proton mass (mp).
  4. To reverse, multiply the proton mass value by 2.868058e-26.

Worked examples

Example 1 — Convert 1 chittack to mp:
1 × 3.48668e+25 = 3.48668e+25 mp

Example 2 — Convert 100 chittack to mp:
100 × 3.48668e+25 = 3.48668e+27 mp

Real-world example — Small-scale to atomic-scale

One chittack (chatank) equals 10 million proton mass — useful for physics curricula that relate everyday measurements to atomic and optical scales.

1 chittack × 3.48668e+25 = 3.48668e+25 mp

Real-world example — Centimeter to wavelength scale

One chittack (chatank) equals 10 million proton mass. Physics curricula use this kind of conversion to relate everyday measurements to atomic and optical scales.

1 chittack × 3.48668e+25 = 3.48668e+25 mp

Chittack (Chatank) to Proton Mass conversion table

Standard reference values for converting chittacks (chatank) to proton mass:

Chittack (Chatank) [chittack]Proton Mass [mp]
0.013.48668e+23
0.13.48668e+24
13.48668e+25
26.973361e+25
31.046004e+26
41.394672e+26
51.74334e+26
103.48668e+26
206.973361e+26
301.046004e+27
401.394672e+27
501.74334e+27
1003.48668e+27
5001.74334e+28
10003.48668e+28

Frequently asked questions

How many proton mass is 1 chittack (chatank)?
1 chittack (chatank) equals 3.48668e+25 proton mass.
How do I convert chittacks (chatank) to proton mass?
Multiply the value in chittacks (chatank) by 3.48668e+25 to get proton mass.
How do I convert proton mass back to chittacks (chatank)?
Multiply the value in proton mass by 2.868058e-26, or use the Proton Mass to Chittack (Chatank) converter.
How many proton mass is 100 chittacks (chatank)?
100 chittacks (chatank) equals 3.48668e+27 proton mass, because 100 × 3.48668e+25 = 3.48668e+27.

Convert Chittack (Chatank) to other weight units

Show all Chittack (Chatank) conversions
Metric / SI (18 units)
Chittack (Chatank) to Attogram (ag) Chittack (Chatank) to Femtogram (fg) Chittack (Chatank) to Picogram (pg) Chittack (Chatank) to Nanogram (ng) Chittack (Chatank) to Microgram (µg) Chittack (Chatank) to Milligram (mg) Chittack (Chatank) to Centigram (cg) Chittack (Chatank) to Decigram (dg) Chittack (Chatank) to Gram (g) Chittack (Chatank) to Dekagram (dag) Chittack (Chatank) to Hectogram (hg) Chittack (Chatank) to Kilogram (kg) Chittack (Chatank) to Quintal (metric) (q) Chittack (Chatank) to Metric Ton (t) Chittack (Chatank) to Gigagram (Gg) Chittack (Chatank) to Teragram (Tg) Chittack (Chatank) to Petagram (Pg) Chittack (Chatank) to Exagram (Eg)
Avoirdupois (15 units)
Chittack (Chatank) to Grain (gr) Chittack (Chatank) to Dram (avoirdupois) (dr) Chittack (Chatank) to Ounce (oz) Chittack (Chatank) to Pound (lb) Chittack (Chatank) to Clove (clove) Chittack (Chatank) to Stone (US) (st) Chittack (Chatank) to Stone (UK) (st) Chittack (Chatank) to Quarter (US) (qr) Chittack (Chatank) to Quarter (UK) (qr) Chittack (Chatank) to Hundredweight (US) (cwt) Chittack (Chatank) to Hundredweight (UK) (cwt) Chittack (Chatank) to Wey (wey) Chittack (Chatank) to Kilopound (kip) (kip) Chittack (Chatank) to Ton (short, US) (sh tn) Chittack (Chatank) to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Chittack (Chatank) to Point (1/100 carat) (pt) Chittack (Chatank) to Carat (metric) (ct) Chittack (Chatank) to Scruple (apothecary) (s ap) Chittack (Chatank) to Pennyweight (dwt) Chittack (Chatank) to Momme (mom) Chittack (Chatank) to Mace (mace) Chittack (Chatank) to Dram (apothecary/troy) (dr ap) Chittack (Chatank) to Troy Ounce (oz t) Chittack (Chatank) to Tael (tael) Chittack (Chatank) to Pound (troy/apothecary) (lb t)
Indian / South Asian (5 units)
Chittack (Chatank) to Ratti (ratti) Chittack (Chatank) to Masha (masha) Chittack (Chatank) to Tola (tola) Chittack (Chatank) to Seer (Ser) (seer) Chittack (Chatank) to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Chittack (Chatank) to Electron Mass (rest) (me) Chittack (Chatank) to MeV/c2 (MeV/c²) Chittack (Chatank) to Muon Mass (mµ) Chittack (Chatank) to Atomic Mass Unit (u) Chittack (Chatank) to Proton Mass (mp) Chittack (Chatank) to Neutron Mass (mn) Chittack (Chatank) to Deuteron Mass (md) Chittack (Chatank) to Carbon-12 Atom Mass (C-12) Chittack (Chatank) to Planck Mass (mP)
Astronomical (4 units)
Chittack (Chatank) to Lunar Mass (Moon) (M☾) Chittack (Chatank) to Earth's Mass (M⊕) Chittack (Chatank) to Jupiter Mass (MJ) Chittack (Chatank) to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Chittack (Chatank) to Lepton (Biblical Roman) (lepton) Chittack (Chatank) to Quadrans (Biblical Roman) (quadrans) Chittack (Chatank) to Assarion (Biblical Roman) (assarion) Chittack (Chatank) to Gerah (Biblical Hebrew) (gerah) Chittack (Chatank) to Drachma (Biblical Greek) (drachma) Chittack (Chatank) to Denarius (Biblical Roman) (denarius) Chittack (Chatank) to Bekan (Biblical Hebrew) (bekah) Chittack (Chatank) to Didrachma (Biblical Greek) (didrachma) Chittack (Chatank) to Shekel (Biblical Hebrew) (shekel) Chittack (Chatank) to Tetradrachma (Biblical Greek) (tetra) Chittack (Chatank) to Mina (Biblical Greek) (mina) Chittack (Chatank) to Mina (Biblical Hebrew) (mina) Chittack (Chatank) to Talent (Biblical Greek) (talent) Chittack (Chatank) to Talent (Biblical Hebrew) (talent)
Force / Engineering (5 units)
Chittack (Chatank) to Poundal (pdl) Chittack (Chatank) to Ton (assay) (US) (AT) Chittack (Chatank) to Ton (assay) (UK) (AT) Chittack (Chatank) to Kilogram-force square second/meter (hyl) Chittack (Chatank) to Slug (slug)

Sources & references

Conversion factor (1 chittack = 3.48668e+25 mp) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.