Q: Is 420,250 a Prime Number?
A: No, 420,250 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 420250 can be evenly divided by 1 2 5 10 25 41 50 82 125 205 250 410 1,025 1,681 2,050 3,362 5,125 8,405 10,250 16,810 42,025 84,050 210,125 and 420,250, with no remainder.
Since 420,250 cannot be divided by just 1 and 420,250, it is not a prime number.