Q: Is 42,372 a Prime Number?
A: No, 42,372 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 42372 can be evenly divided by 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 107 132 198 214 321 396 428 642 963 1,177 1,284 1,926 2,354 3,531 3,852 4,708 7,062 10,593 14,124 21,186 and 42,372, with no remainder.
Since 42,372 cannot be divided by just 1 and 42,372, it is not a prime number.