Q: Is 279,968 a Prime Number?
A: No, 279,968 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 279968 can be evenly divided by 1 2 4 8 13 16 26 32 52 104 208 416 673 1,346 2,692 5,384 8,749 10,768 17,498 21,536 34,996 69,992 139,984 and 279,968, with no remainder.
Since 279,968 cannot be divided by just 1 and 279,968, it is not a prime number.