Q: Is 42,651 a Prime Number?
A: No, 42,651 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 42651 can be evenly divided by 1 3 7 9 21 63 677 2,031 4,739 6,093 14,217 and 42,651, with no remainder.
Since 42,651 cannot be divided by just 1 and 42,651, it is not a prime number.