Q: Is 1,021,870 a Prime Number?
A: No, 1,021,870 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 1021870 can be evenly divided by 1 2 5 10 17 34 85 170 6,011 12,022 30,055 60,110 102,187 204,374 510,935 and 1,021,870, with no remainder.
Since 1,021,870 cannot be divided by just 1 and 1,021,870, it is not a prime number.