Q: Is 1,240,564 a Prime Number?
A: No, 1,240,564 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 1240564 can be evenly divided by 1 2 4 13 26 52 23,857 47,714 95,428 310,141 620,282 and 1,240,564, with no remainder.
Since 1,240,564 cannot be divided by just 1 and 1,240,564, it is not a prime number.