Q: Is 42,786 a Prime Number?
A: No, 42,786 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 42786 can be evenly divided by 1 2 3 6 9 18 2,377 4,754 7,131 14,262 21,393 and 42,786, with no remainder.
Since 42,786 cannot be divided by just 1 and 42,786, it is not a prime number.