Q: Is 506,554 a Prime Number?
A: No, 506,554 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 506554 can be evenly divided by 1 2 103 206 2,459 4,918 253,277 and 506,554, with no remainder.
Since 506,554 cannot be divided by just 1 and 506,554, it is not a prime number.