Q: Is 2,720 a Prime Number?
A: No, 2,720 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 2720 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 160 170 272 340 544 680 1,360 and 2,720, with no remainder.
Since 2,720 cannot be divided by just 1 and 2,720, it is not a prime number.