Q: Is 870,003 a Prime Number?
A: No, 870,003 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 870003 can be evenly divided by 1 3 9 96,667 290,001 and 870,003, with no remainder.
Since 870,003 cannot be divided by just 1 and 870,003, it is not a prime number.