Q: Is 355,980 a Prime Number?
A: No, 355,980 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 355980 can be evenly divided by 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 349 510 698 1,020 1,047 1,396 1,745 2,094 3,490 4,188 5,235 5,933 6,980 10,470 11,866 17,799 20,940 23,732 29,665 35,598 59,330 71,196 88,995 118,660 177,990 and 355,980, with no remainder.
Since 355,980 cannot be divided by just 1 and 355,980, it is not a prime number.