Q: Is 427,278 a Prime Number?
A: No, 427,278 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 427278 can be evenly divided by 1 2 3 6 17 34 51 59 71 102 118 142 177 213 354 426 1,003 1,207 2,006 2,414 3,009 3,621 4,189 6,018 7,242 8,378 12,567 25,134 71,213 142,426 213,639 and 427,278, with no remainder.
Since 427,278 cannot be divided by just 1 and 427,278, it is not a prime number.