Q: Is 31,124 a Prime Number?
A: No, 31,124 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 31124 can be evenly divided by 1 2 4 31 62 124 251 502 1,004 7,781 15,562 and 31,124, with no remainder.
Since 31,124 cannot be divided by just 1 and 31,124, it is not a prime number.