Q: Is 361,580 a Prime Number?
A: No, 361,580 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 361580 can be evenly divided by 1 2 4 5 10 20 101 179 202 358 404 505 716 895 1,010 1,790 2,020 3,580 18,079 36,158 72,316 90,395 180,790 and 361,580, with no remainder.
Since 361,580 cannot be divided by just 1 and 361,580, it is not a prime number.