Q: Is 2,147,215 a Prime Number?
A: No, 2,147,215 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 2147215 can be evenly divided by 1 5 7 31 35 155 217 1,085 1,979 9,895 13,853 61,349 69,265 306,745 429,443 and 2,147,215, with no remainder.
Since 2,147,215 cannot be divided by just 1 and 2,147,215, it is not a prime number.