Q: Is 556,670 a Prime Number?
A: No, 556,670 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 556670 can be evenly divided by 1 2 5 10 55,667 111,334 278,335 and 556,670, with no remainder.
Since 556,670 cannot be divided by just 1 and 556,670, it is not a prime number.