Q: Is 276,880 a Prime Number?
A: No, 276,880 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 276880 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 3,461 6,922 13,844 17,305 27,688 34,610 55,376 69,220 138,440 and 276,880, with no remainder.
Since 276,880 cannot be divided by just 1 and 276,880, it is not a prime number.