Mass and Weight · Unit Converter

Convert Exagram to Tola

Convert exagrams to tolas instantly. 1 exagram = 8.573532e+16 tola — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Tola to Exagram 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

Metric / SI

Exagram

What is a exagram?

An exagram (Eg) equals 10^15 kilograms, or one quintillion grams.

Origin of the exagram

From the SI prefix 'exa-' (from Greek 'hex', six, denoting the sixth power of 1000).

Where it is used

Confined to planetary- and atmospheric-scale mass discussions; never used in daily measurement.

When and where it was developed

The exa- prefix was adopted by the General Conference on Weights and Measures (CGPM) in 1975.

Indian / South Asian

Tola

What is a tola?

The tola equals 180 troy grains, about 11.6638 grams (three-eighths of a troy ounce).

Origin of the tola

From Sanskrit 'tula', meaning a balance or weighing.

Where it is used

The primary unit for gold and silver across India, Pakistan, and Nepal.

When and where it was developed

Fixed at 180 grains under British India in 1833.

Exagram to Tola 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 exagrams and tolas:

1 Eg = 8.573532e+16 tola
1 tola = 1.16638e-17 Eg

To convert exagrams to tolas, multiply the value in exagrams by 8.573532e+16. To reverse, multiply tolas by 1.16638e-17.

How to use this converter

Type a value into the calculator. The result in tolas updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Tola to Exagram converter for the reverse direction.

Step-by-step: convert exagrams to tolas

  1. Write down the value in exagrams (Eg).
  2. Multiply that value by the factor 8.573532e+16.
  3. The product is the equivalent value in tolas (tola).
  4. To reverse, multiply the tola value by 1.16638e-17.

Worked examples

Example 1 — Convert 1 Eg to tola:
1 × 8.573532e+16 = 8.573532e+16 tola

Example 2 — Convert 100 Eg to tola:
100 × 8.573532e+16 = 8.573532e+18 tola

Exagram to Tola conversion table

Standard reference values for converting exagrams to tolas:

Exagram [Eg]Tola [tola]
0.018.573532e+14
0.18.573532e+15
18.573532e+16
21.714706e+17
32.57206e+17
43.429413e+17
54.286766e+17
108.573532e+17
201.714706e+18
302.57206e+18
403.429413e+18
504.286766e+18
1008.573532e+18
5004.286766e+19
10008.573532e+19

Frequently asked questions

How many tolas is 1 exagram?
1 exagram equals 8.573532e+16 tola.
How do I convert exagrams to tolas?
Multiply the value in exagrams by 8.573532e+16 to get tolas.
How do I convert tolas back to exagrams?
Multiply the value in tolas by 1.16638e-17, or use the Tola to Exagram converter.
How many tolas is 100 exagrams?
100 exagrams equals 8.573532e+18 tolas, because 100 × 8.573532e+16 = 8.573532e+18.

Convert Exagram to other weight units

Show all Exagram conversions
Metric / SI (17 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 Eg = 8.573532e+16 tola) verified against the following authoritative sources:

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