Q: Is 20,925 a Prime Number?
A: No, 20,925 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 20925 can be evenly divided by 1 3 5 9 15 25 27 31 45 75 93 135 155 225 279 465 675 775 837 1,395 2,325 4,185 6,975 and 20,925, with no remainder.
Since 20,925 cannot be divided by just 1 and 20,925, it is not a prime number.