Q: Is 1,408,264 a Prime Number?
A: No, 1,408,264 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 1408264 can be evenly divided by 1 2 4 8 11 13 22 26 44 52 88 104 143 286 572 1,144 1,231 2,462 4,924 9,848 13,541 16,003 27,082 32,006 54,164 64,012 108,328 128,024 176,033 352,066 704,132 and 1,408,264, with no remainder.
Since 1,408,264 cannot be divided by just 1 and 1,408,264, it is not a prime number.