Q: Is 661,120 a Composite Number?
A: Yes, 661,120 is a composite number.
The number 661,120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 1,033 2,066 4,132 5,165 8,264 10,330 16,528 20,660 33,056 41,320 66,112 82,640 132,224 165,280 330,560 and 661,120, with no remainder.
Since 661,120 cannot be divided by just 1 and 661,120, it is a composite number.