Q: Is 159,915 a Prime Number?
A: No, 159,915 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 159915 can be evenly divided by 1 3 5 7 15 21 35 105 1,523 4,569 7,615 10,661 22,845 31,983 53,305 and 159,915, with no remainder.
Since 159,915 cannot be divided by just 1 and 159,915, it is not a prime number.