Q: Is 22,174,720 a Composite Number?

Why is 22,174,720 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 22,174,720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 61 64 71 80 122 128 142 160 244 256 284 305 320 355 488 512 568 610 640 710 976 1,024 1,136 1,220 1,280 1,420 1,952 2,272 2,440 2,560 2,840 3,904 4,331 4,544 4,880 5,120 5,680 7,808 8,662 9,088 9,760 11,360 15,616 17,324 18,176 19,520 21,655 22,720 31,232 34,648 36,352 39,040 43,310 45,440 62,464 69,296 72,704 78,080 86,620 90,880 138,592 156,160 173,240 181,760 277,184 312,320 346,480 363,520 554,368 692,960 1,108,736 1,385,920 2,217,472 2,771,840 4,434,944 5,543,680 11,087,360 and 22,174,720, with no remainder.

Since 22,174,720 cannot be divided by just 1 and 22,174,720, 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).