Q: Is 506,644 a Prime Number?
A: No, 506,644 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 506644 can be evenly divided by 1 2 4 23 46 92 5,507 11,014 22,028 126,661 253,322 and 506,644, with no remainder.
Since 506,644 cannot be divided by just 1 and 506,644, it is not a prime number.