Q: Is 42,721,371 a Prime Number?
A: No, 42,721,371 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 42721371 can be evenly divided by 1 3 7 9 11 21 27 33 63 77 99 189 231 297 693 2,079 20,549 61,647 143,843 184,941 226,039 431,529 554,823 678,117 1,294,587 1,582,273 2,034,351 3,883,761 4,746,819 6,103,053 14,240,457 and 42,721,371, with no remainder.
Since 42,721,371 cannot be divided by just 1 and 42,721,371, it is not a prime number.
| Number | 42,721,369 | 42,721,370 | 42,721,372 | 42,721,373 |
| Prime? | no | no | no | no |