Q: Is 427,790 a Prime Number?
A: No, 427,790 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 427790 can be evenly divided by 1 2 5 10 11 22 55 110 3,889 7,778 19,445 38,890 42,779 85,558 213,895 and 427,790, with no remainder.
Since 427,790 cannot be divided by just 1 and 427,790, it is not a prime number.