Q: Is 142,815 a Prime Number?
A: No, 142,815 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 142815 can be evenly divided by 1 3 5 15 9,521 28,563 47,605 and 142,815, with no remainder.
Since 142,815 cannot be divided by just 1 and 142,815, it is not a prime number.