Q: Is 8,645 a Prime Number?
A: No, 8,645 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 8645 can be evenly divided by 1 5 7 13 19 35 65 91 95 133 247 455 665 1,235 1,729 and 8,645, with no remainder.
Since 8,645 cannot be divided by just 1 and 8,645, it is not a prime number.