Q: Is 442,143 a Prime Number?
A: No, 442,143 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 442143 can be evenly divided by 1 3 9 13 39 117 3,779 11,337 34,011 49,127 147,381 and 442,143, with no remainder.
Since 442,143 cannot be divided by just 1 and 442,143, it is not a prime number.