Q: Is 671,965 a Prime Number?
A: No, 671,965 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 671965 can be evenly divided by 1 5 7 35 73 263 365 511 1,315 1,841 2,555 9,205 19,199 95,995 134,393 and 671,965, with no remainder.
Since 671,965 cannot be divided by just 1 and 671,965, it is not a prime number.