Q: Is 123,456,790 a Prime Number?
A: No, 123,456,790 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 123456790 can be evenly divided by 1 2 5 10 37 74 185 370 333,667 667,334 1,668,335 3,336,670 12,345,679 24,691,358 61,728,395 and 123,456,790, with no remainder.
Since 123,456,790 cannot be divided by just 1 and 123,456,790, it is not a prime number.
| Number | 123,456,788 | 123,456,789 | 123,456,791 | 123,456,792 |
| Prime? | no | no | yes | no |