Q: Is 1,377,628 a Prime Number?
A: No, 1,377,628 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 1377628 can be evenly divided by 1 2 4 7 14 28 49,201 98,402 196,804 344,407 688,814 and 1,377,628, with no remainder.
Since 1,377,628 cannot be divided by just 1 and 1,377,628, it is not a prime number.