Q: Is 531,425 a Prime Number?
A: No, 531,425 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 531425 can be evenly divided by 1 5 25 29 145 725 733 3,665 18,325 21,257 106,285 and 531,425, with no remainder.
Since 531,425 cannot be divided by just 1 and 531,425, it is not a prime number.