Q: Is 421,314 a Prime Number?
A: No, 421,314 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 421314 can be evenly divided by 1 2 3 6 23 43 46 69 71 86 129 138 142 213 258 426 989 1,633 1,978 2,967 3,053 3,266 4,899 5,934 6,106 9,159 9,798 18,318 70,219 140,438 210,657 and 421,314, with no remainder.
Since 421,314 cannot be divided by just 1 and 421,314, it is not a prime number.