Q: Is 531,512 a Prime Number?
A: No, 531,512 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 531512 can be evenly divided by 1 2 4 8 29 58 79 116 158 232 316 632 841 1,682 2,291 3,364 4,582 6,728 9,164 18,328 66,439 132,878 265,756 and 531,512, with no remainder.
Since 531,512 cannot be divided by just 1 and 531,512, it is not a prime number.