Q: Is 231,220 a Prime Number?
A: No, 231,220 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 231220 can be evenly divided by 1 2 4 5 10 11 20 22 44 55 110 220 1,051 2,102 4,204 5,255 10,510 11,561 21,020 23,122 46,244 57,805 115,610 and 231,220, with no remainder.
Since 231,220 cannot be divided by just 1 and 231,220, it is not a prime number.