Q: Is 13,725 a Prime Number?
A: No, 13,725 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 13725 can be evenly divided by 1 3 5 9 15 25 45 61 75 183 225 305 549 915 1,525 2,745 4,575 and 13,725, with no remainder.
Since 13,725 cannot be divided by just 1 and 13,725, it is not a prime number.