Q: Is 427,870 a Prime Number?
A: No, 427,870 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 427870 can be evenly divided by 1 2 5 10 42,787 85,574 213,935 and 427,870, with no remainder.
Since 427,870 cannot be divided by just 1 and 427,870, it is not a prime number.