Q: Is 42,780,789 a Prime Number?
A: No, 42,780,789 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 42780789 can be evenly divided by 1 3 9 17 51 153 279,613 838,839 2,516,517 4,753,421 14,260,263 and 42,780,789, with no remainder.
Since 42,780,789 cannot be divided by just 1 and 42,780,789, it is not a prime number.
| Number | 42,780,787 | 42,780,788 | 42,780,790 | 42,780,791 |
| Prime? | no | no | no | no |