Q: Is 442,155 a Prime Number?
A: No, 442,155 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 442155 can be evenly divided by 1 3 5 7 15 21 35 105 4,211 12,633 21,055 29,477 63,165 88,431 147,385 and 442,155, with no remainder.
Since 442,155 cannot be divided by just 1 and 442,155, it is not a prime number.