Q: Is 231,620 a Prime Number?
A: No, 231,620 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 231620 can be evenly divided by 1 2 4 5 10 20 37 74 148 185 313 370 626 740 1,252 1,565 3,130 6,260 11,581 23,162 46,324 57,905 115,810 and 231,620, with no remainder.
Since 231,620 cannot be divided by just 1 and 231,620, it is not a prime number.