Q: Is 129,921 a Prime Number?
A: No, 129,921 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 129921 can be evenly divided by 1 3 11 31 33 93 127 341 381 1,023 1,397 3,937 4,191 11,811 43,307 and 129,921, with no remainder.
Since 129,921 cannot be divided by just 1 and 129,921, it is not a prime number.