Q: Is 1,615,264 a Prime Number?
A: No, 1,615,264 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 1615264 can be evenly divided by 1 2 4 7 8 14 16 28 32 56 112 224 7,211 14,422 28,844 50,477 57,688 100,954 115,376 201,908 230,752 403,816 807,632 and 1,615,264, with no remainder.
Since 1,615,264 cannot be divided by just 1 and 1,615,264, it is not a prime number.