Q: Is 1,575 a Prime Number?
A: No, 1,575 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 1575 can be evenly divided by 1 3 5 7 9 15 21 25 35 45 63 75 105 175 225 315 525 and 1,575, with no remainder.
Since 1,575 cannot be divided by just 1 and 1,575, it is not a prime number.