Q: Is 31,315,005 a Prime Number?
A: No, 31,315,005 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 31315005 can be evenly divided by 1 3 5 9 15 27 45 81 135 167 405 463 501 835 1,389 1,503 2,315 2,505 4,167 4,509 6,945 7,515 12,501 13,527 20,835 22,545 37,503 62,505 67,635 77,321 187,515 231,963 386,605 695,889 1,159,815 2,087,667 3,479,445 6,263,001 10,438,335 and 31,315,005, with no remainder.
Since 31,315,005 cannot be divided by just 1 and 31,315,005, it is not a prime number.
| Number | 31,315,003 | 31,315,004 | 31,315,006 | 31,315,007 |
| Prime? | no | no | no | yes |