Q: Is 16,425 a Prime Number?
A: No, 16,425 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 16425 can be evenly divided by 1 3 5 9 15 25 45 73 75 219 225 365 657 1,095 1,825 3,285 5,475 and 16,425, with no remainder.
Since 16,425 cannot be divided by just 1 and 16,425, it is not a prime number.