Q: Is 109,779 a Prime Number?
A: No, 109,779 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 109779 can be evenly divided by 1 3 23 37 43 69 111 129 851 989 1,591 2,553 2,967 4,773 36,593 and 109,779, with no remainder.
Since 109,779 cannot be divided by just 1 and 109,779, it is not a prime number.