Q: Is 407,216 a Prime Number?
A: No, 407,216 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 407216 can be evenly divided by 1 2 4 8 16 31 62 124 248 496 821 1,642 3,284 6,568 13,136 25,451 50,902 101,804 203,608 and 407,216, with no remainder.
Since 407,216 cannot be divided by just 1 and 407,216, it is not a prime number.