Q: Is 442,309 a Prime Number?
A: No, 442,309 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 442309 can be evenly divided by 1 7 179 353 1,253 2,471 63,187 and 442,309, with no remainder.
Since 442,309 cannot be divided by just 1 and 442,309, it is not a prime number.