Q: Is 387,435 a Prime Number?
A: No, 387,435 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 387435 can be evenly divided by 1 3 5 15 23 69 115 345 1,123 3,369 5,615 16,845 25,829 77,487 129,145 and 387,435, with no remainder.
Since 387,435 cannot be divided by just 1 and 387,435, it is not a prime number.