Q: Is 42,172,040 a Prime Number?
A: No, 42,172,040 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 42172040 can be evenly divided by 1 2 4 5 8 10 20 40 1,054,301 2,108,602 4,217,204 5,271,505 8,434,408 10,543,010 21,086,020 and 42,172,040, with no remainder.
Since 42,172,040 cannot be divided by just 1 and 42,172,040, it is not a prime number.
| Number | 42,172,038 | 42,172,039 | 42,172,041 | 42,172,042 |
| Prime? | no | no | no | no |