Q: Is 512,631 a Prime Number?
A: No, 512,631 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 512631 can be evenly divided by 1 3 7 9 21 63 79 103 237 309 553 711 721 927 1,659 2,163 4,977 6,489 8,137 24,411 56,959 73,233 170,877 and 512,631, with no remainder.
Since 512,631 cannot be divided by just 1 and 512,631, it is not a prime number.