Q: Is 1,343,428 a Prime Number?
A: No, 1,343,428 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 1343428 can be evenly divided by 1 2 4 335,857 671,714 and 1,343,428, with no remainder.
Since 1,343,428 cannot be divided by just 1 and 1,343,428, it is not a prime number.