BigPrimes.net

The number you submitted to be crunched was:

421 - four hundred twenty one

It is an odd number.
It is not a palindrome.
It is the 82nd prime number.
It is not a mersenne prime number.
It is not a fermat number.
It is not a perfect number.


It is not a triangle number.
It is not a square number.
It is not a cube number.

It is not a factorial number.


It it has no factors except itself and 1.


Base 2 (Binary):1 1010 0101
Base 3 (Ternary):120121
Base 4 (Quaternary):1 2211
Base 5 (Quintal):3141
Base 8 (Octal):645
Base 10 (Denary):421
Base 16 (Hexadecimal):1A5


Roman Numerals:CDXXI
Egyptian Numerals:𓍥𓎇𓏺
Chinese Numerals:肆佰貳拾壹
Babylonian Numerals:7   1