Q: Is 42,172,140 a Prime Number?
A: No, 42,172,140 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 42172140 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 702,869 1,405,738 2,108,607 2,811,476 3,514,345 4,217,214 7,028,690 8,434,428 10,543,035 14,057,380 21,086,070 and 42,172,140, with no remainder.
Since 42,172,140 cannot be divided by just 1 and 42,172,140, it is not a prime number.
| Number | 42,172,138 | 42,172,139 | 42,172,141 | 42,172,142 |
| Prime? | no | yes | no | no |