Q: Is 421,710 a Prime Number?
A: No, 421,710 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 421710 can be evenly divided by 1 2 3 5 6 10 15 30 14,057 28,114 42,171 70,285 84,342 140,570 210,855 and 421,710, with no remainder.
Since 421,710 cannot be divided by just 1 and 421,710, it is not a prime number.