Q: Is 231,625 a Prime Number?
A: No, 231,625 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 231625 can be evenly divided by 1 5 17 25 85 109 125 425 545 1,853 2,125 2,725 9,265 13,625 46,325 and 231,625, with no remainder.
Since 231,625 cannot be divided by just 1 and 231,625, it is not a prime number.