Atto to Exa Conversion
Convert between Atto and Exa quickly and accurately.
How to Convert Atto to Exa
Conversion Formula
Example
Convert 15 a to E:
Unit Information
Learn about the prefixes units you're converting between
Atto
a
Definition
A metric prefix equal to 10^-18, representing one-quintillionth of the base unit.
History/Origin
Introduced in 1964 by the International Committee for Weights and Measures, derived from the Danish word "atten" meaning eighteen.
Current Use
Used in physics, chemistry, and nanotechnology for extremely small quantities.
Multiplier
1E-18
Offset
0
Exa
E
Definition
A metric prefix equal to 10^18, representing one quintillion times the base unit.
History/Origin
Introduced in 1975 by the International Committee for Weights and Measures, derived from the Greek word "hex" meaning six, representing 10^18 = (10^3)^6.
Current Use
Used in computer science, astronomy, and physics for very large quantities.
Multiplier
1E+18
Offset
0
Atto to Exa Conversion Table
| Atto [a] | Exa [E] |
|---|---|
| 1 a | 1E-36 E |
| 10 a | 1E-35 E |
| 25 a | 3E-35 E |
| 50 a | 5E-35 E |
| 100 a | 1E-34 E |
| 0 a | 0E+0 E |
| -10 a | -1E-35 E |
| -40 a | -4E-35 E |
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