Q: Is 42,458,120 a Prime Number?
A: No, 42,458,120 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 42458120 can be evenly divided by 1 2 4 5 8 10 20 40 1,061,453 2,122,906 4,245,812 5,307,265 8,491,624 10,614,530 21,229,060 and 42,458,120, with no remainder.
Since 42,458,120 cannot be divided by just 1 and 42,458,120, it is not a prime number.
| Number | 42,458,118 | 42,458,119 | 42,458,121 | 42,458,122 |
| Prime? | no | no | no | no |