Q: Is 528,375 a Prime Number?
A: No, 528,375 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 528375 can be evenly divided by 1 3 5 15 25 75 125 375 1,409 4,227 7,045 21,135 35,225 105,675 176,125 and 528,375, with no remainder.
Since 528,375 cannot be divided by just 1 and 528,375, it is not a prime number.