Q: Is 318,980 a Prime Number?
A: No, 318,980 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 318980 can be evenly divided by 1 2 4 5 10 20 41 82 164 205 389 410 778 820 1,556 1,945 3,890 7,780 15,949 31,898 63,796 79,745 159,490 and 318,980, with no remainder.
Since 318,980 cannot be divided by just 1 and 318,980, it is not a prime number.