Q: Is 1,345,648 a Prime Number?
A: No, 1,345,648 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 1345648 can be evenly divided by 1 2 4 8 16 31 62 124 248 496 2,713 5,426 10,852 21,704 43,408 84,103 168,206 336,412 672,824 and 1,345,648, with no remainder.
Since 1,345,648 cannot be divided by just 1 and 1,345,648, it is not a prime number.