Q: Is 387,135 a Prime Number?
A: No, 387,135 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 387135 can be evenly divided by 1 3 5 7 9 15 21 35 45 63 105 315 1,229 3,687 6,145 8,603 11,061 18,435 25,809 43,015 55,305 77,427 129,045 and 387,135, with no remainder.
Since 387,135 cannot be divided by just 1 and 387,135, it is not a prime number.