Q: Is 415,428 a Prime Number?
A: No, 415,428 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 415428 can be evenly divided by 1 2 3 4 6 12 13 26 39 52 78 156 2,663 5,326 7,989 10,652 15,978 31,956 34,619 69,238 103,857 138,476 207,714 and 415,428, with no remainder.
Since 415,428 cannot be divided by just 1 and 415,428, it is not a prime number.