Q: Is 1,376,428 a Prime Number?
A: No, 1,376,428 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 1376428 can be evenly divided by 1 2 4 101 202 404 3,407 6,814 13,628 344,107 688,214 and 1,376,428, with no remainder.
Since 1,376,428 cannot be divided by just 1 and 1,376,428, it is not a prime number.