Q: Is 157,021 a Prime Number?
A: No, 157,021 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 157021 can be evenly divided by 1 23 6,827 and 157,021, with no remainder.
Since 157,021 cannot be divided by just 1 and 157,021, it is not a prime number.