Q: Is 400,031,142 a Prime Number?
A: No, 400,031,142 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 400031142 can be evenly divided by 1 2 3 6 7 14 21 42 293 586 879 1,758 2,051 4,102 6,153 12,306 32,507 65,014 97,521 195,042 227,549 455,098 682,647 1,365,294 9,524,551 19,049,102 28,573,653 57,147,306 66,671,857 133,343,714 200,015,571 and 400,031,142, with no remainder.
Since 400,031,142 cannot be divided by just 1 and 400,031,142, it is not a prime number.
| Number | 400,031,140 | 400,031,141 | 400,031,143 | 400,031,144 |
| Prime? | no | yes | yes | no |