Mass and Weight · Unit Converter

Convert Exagram to Troy Ounce

Convert exagrams to troy ounces instantly. 1 exagram = 3.215075e+16 troy ounce — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Troy Ounce 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.

Troy & Apothecary

Troy Ounce

What is a troy ounce?

The troy ounce (ozt) equals about 31.103 grams, one-twelfth of a troy pound.

Origin of the troy ounce

From the Troy system of weights associated with Troyes, France.

Where it is used

The global standard for pricing gold, silver, platinum, and palladium.

When and where it was developed

Established in the medieval Troy system and retained for precious metals.

Exagram to Troy Ounce conversion formula

The relationship between exagrams and troy ounces:

1 Eg = 3.215075e+16 oz t
1 oz t = 3.110348e-17 Eg

To convert exagrams to troy ounces, multiply the value in exagrams by 3.215075e+16. To reverse, multiply troy ounces by 3.110348e-17.

How to use this converter

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

Step-by-step: convert exagrams to troy ounces

  1. Write down the value in exagrams (Eg).
  2. Multiply that value by the factor 3.215075e+16.
  3. The product is the equivalent value in troy ounces (oz t).
  4. To reverse, multiply the troy ounce value by 3.110348e-17.

Worked examples

Example 1 — Convert 1 Eg to oz t:
1 × 3.215075e+16 = 3.215075e+16 oz t

Example 2 — Convert 100 Eg to oz t:
100 × 3.215075e+16 = 3.215075e+18 oz t

Exagram to Troy Ounce conversion table

Standard reference values for converting exagrams to troy ounces:

Exagram [Eg]Troy Ounce [oz t]
0.013.215075e+14
0.13.215075e+15
13.215075e+16
26.430149e+16
39.645224e+16
41.28603e+17
51.607537e+17
103.215075e+17
206.430149e+17
309.645224e+17
401.28603e+18
501.607537e+18
1003.215075e+18
5001.607537e+19
10003.215075e+19

Frequently asked questions

How many troy ounces is 1 exagram?
1 exagram equals 3.215075e+16 troy ounce.
How do I convert exagrams to troy ounces?
Multiply the value in exagrams by 3.215075e+16 to get troy ounces.
How do I convert troy ounces back to exagrams?
Multiply the value in troy ounces by 3.110348e-17, or use the Troy Ounce to Exagram converter.
How many troy ounces is 100 exagrams?
100 exagrams equals 3.215075e+18 troy ounces, because 100 × 3.215075e+16 = 3.215075e+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 = 3.215075e+16 oz t) verified against the following authoritative sources:

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