Q: Is 620,677 a Prime Number?
A: No, 620,677 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 620677 can be evenly divided by 1 571 1,087 and 620,677, with no remainder.
Since 620,677 cannot be divided by just 1 and 620,677, it is not a prime number.