Q: Is 420,252 a Prime Number?
A: No, 420,252 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 420252 can be evenly divided by 1 2 3 4 6 7 12 14 21 28 42 84 5,003 10,006 15,009 20,012 30,018 35,021 60,036 70,042 105,063 140,084 210,126 and 420,252, with no remainder.
Since 420,252 cannot be divided by just 1 and 420,252, it is not a prime number.