Q: Is 670,505 a Prime Number?
A: No, 670,505 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 670505 can be evenly divided by 1 5 11 55 73 167 365 803 835 1,837 4,015 9,185 12,191 60,955 134,101 and 670,505, with no remainder.
Since 670,505 cannot be divided by just 1 and 670,505, it is not a prime number.