Q: Is 871,670 a Prime Number?
A: No, 871,670 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 871670 can be evenly divided by 1 2 5 10 67 134 335 670 1,301 2,602 6,505 13,010 87,167 174,334 435,835 and 871,670, with no remainder.
Since 871,670 cannot be divided by just 1 and 871,670, it is not a prime number.