Q: Is 309,664 a Prime Number?
A: No, 309,664 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 309664 can be evenly divided by 1 2 4 8 16 32 9,677 19,354 38,708 77,416 154,832 and 309,664, with no remainder.
Since 309,664 cannot be divided by just 1 and 309,664, it is not a prime number.