Q: Is 2,154,480 a Composite Number?

Why is 2,154,480 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 2,154,480 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 47 48 60 80 94 120 141 188 191 235 240 282 376 382 470 564 573 705 752 764 940 955 1,128 1,146 1,410 1,528 1,880 1,910 2,256 2,292 2,820 2,865 3,056 3,760 3,820 4,584 5,640 5,730 7,640 8,977 9,168 11,280 11,460 15,280 17,954 22,920 26,931 35,908 44,885 45,840 53,862 71,816 89,770 107,724 134,655 143,632 179,540 215,448 269,310 359,080 430,896 538,620 718,160 1,077,240 and 2,154,480, with no remainder.

Since 2,154,480 cannot be divided by just 1 and 2,154,480, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).