Q: Is 197,639 a Prime Number?
A: No, 197,639 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 197639 can be evenly divided by 1 13 23 299 661 8,593 15,203 and 197,639, with no remainder.
Since 197,639 cannot be divided by just 1 and 197,639, it is not a prime number.