Q: Is 713,621 a Prime Number?
A: No, 713,621 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 713621 can be evenly divided by 1 19 23 71 437 529 1,349 1,633 10,051 31,027 37,559 and 713,621, with no remainder.
Since 713,621 cannot be divided by just 1 and 713,621, it is not a prime number.