Q: Is 25,624 a Prime Number?
A: No, 25,624 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 25624 can be evenly divided by 1 2 4 8 3,203 6,406 12,812 and 25,624, with no remainder.
Since 25,624 cannot be divided by just 1 and 25,624, it is not a prime number.