Q: Is 2,640 a Composite Number?
A: Yes, 2,640 is a composite number.
The number 2,640 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1,320 and 2,640, with no remainder.
Since 2,640 cannot be divided by just 1 and 2,640, it is a composite number.