Q: Is 506,864 a Prime Number?
A: No, 506,864 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 506864 can be evenly divided by 1 2 4 8 16 79 158 316 401 632 802 1,264 1,604 3,208 6,416 31,679 63,358 126,716 253,432 and 506,864, with no remainder.
Since 506,864 cannot be divided by just 1 and 506,864, it is not a prime number.