Q: Is 149,721 a Prime Number?
A: No, 149,721 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 149721 can be evenly divided by 1 3 11 13 33 39 143 349 429 1,047 3,839 4,537 11,517 13,611 49,907 and 149,721, with no remainder.
Since 149,721 cannot be divided by just 1 and 149,721, it is not a prime number.