Q: Is 421,330 a Prime Number?
A: No, 421,330 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 421330 can be evenly divided by 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 463 910 926 2,315 3,241 4,630 6,019 6,482 12,038 16,205 30,095 32,410 42,133 60,190 84,266 210,665 and 421,330, with no remainder.
Since 421,330 cannot be divided by just 1 and 421,330, it is not a prime number.