Q: Is 518,512 a Prime Number?
A: No, 518,512 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 518512 can be evenly divided by 1 2 4 8 16 23 46 92 184 368 1,409 2,818 5,636 11,272 22,544 32,407 64,814 129,628 259,256 and 518,512, with no remainder.
Since 518,512 cannot be divided by just 1 and 518,512, it is not a prime number.