Q: Is 157,423 a Prime Number?
A: No, 157,423 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 157423 can be evenly divided by 1 7 43 301 523 3,661 22,489 and 157,423, with no remainder.
Since 157,423 cannot be divided by just 1 and 157,423, it is not a prime number.