Q: Is 670,870 a Prime Number?
A: No, 670,870 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 670870 can be evenly divided by 1 2 5 10 73 146 365 730 919 1,838 4,595 9,190 67,087 134,174 335,435 and 670,870, with no remainder.
Since 670,870 cannot be divided by just 1 and 670,870, it is not a prime number.