Q: Is 320,908 a Prime Number?
A: No, 320,908 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 320908 can be evenly divided by 1 2 4 7 14 28 73 146 157 292 314 511 628 1,022 1,099 2,044 2,198 4,396 11,461 22,922 45,844 80,227 160,454 and 320,908, with no remainder.
Since 320,908 cannot be divided by just 1 and 320,908, it is not a prime number.