Q: Is 25,415 a Prime Number?
A: No, 25,415 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 25415 can be evenly divided by 1 5 13 17 23 65 85 115 221 299 391 1,105 1,495 1,955 5,083 and 25,415, with no remainder.
Since 25,415 cannot be divided by just 1 and 25,415, it is not a prime number.