Q: Is 401,166,009 a Prime Number?
A: No, 401,166,009 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 401166009 can be evenly divided by 1 3 9 31 47 93 141 279 423 1,457 4,371 13,113 30,593 91,779 275,337 948,383 1,437,871 2,845,149 4,313,613 8,535,447 12,940,839 44,574,001 133,722,003 and 401,166,009, with no remainder.
Since 401,166,009 cannot be divided by just 1 and 401,166,009, it is not a prime number.
| Number | 401,166,007 | 401,166,008 | 401,166,010 | 401,166,011 |
| Prime? | no | no | no | yes |