Full name: exanickel
Plural form: exanickels
Category type: U.S. currency
Scale factor: 5.0E+16
Valid units must be of the U.S. currency type.
You can use this form to select from known units:
The SI prefix "exa" represents a factor of 1018, or in exponential notation, 1E18.
So 1 exanickel = 1018 nickels.