Q: Is 1,378,064 a Prime Number?
A: No, 1,378,064 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 1378064 can be evenly divided by 1 2 4 8 16 43 86 172 344 688 2,003 4,006 8,012 16,024 32,048 86,129 172,258 344,516 689,032 and 1,378,064, with no remainder.
Since 1,378,064 cannot be divided by just 1 and 1,378,064, it is not a prime number.