Q: Is 120,357 a Prime Number?
A: No, 120,357 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 120357 can be evenly divided by 1 3 9 43 129 311 387 933 2,799 13,373 40,119 and 120,357, with no remainder.
Since 120,357 cannot be divided by just 1 and 120,357, it is not a prime number.