Q: Is 512,656 a Prime Number?
A: No, 512,656 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 512656 can be evenly divided by 1 2 4 8 16 179 358 716 1,432 2,864 32,041 64,082 128,164 256,328 and 512,656, with no remainder.
Since 512,656 cannot be divided by just 1 and 512,656, it is not a prime number.