Q: Is 42,860 a Prime Number?
A: No, 42,860 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 42860 can be evenly divided by 1 2 4 5 10 20 2,143 4,286 8,572 10,715 21,430 and 42,860, with no remainder.
Since 42,860 cannot be divided by just 1 and 42,860, it is not a prime number.