Q: Is 22,172,240 a Composite Number?

Why is 22,172,240 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 22,172,240 can be evenly divided by 1 2 4 5 8 10 16 19 20 29 38 40 58 76 80 95 116 145 152 190 232 290 304 380 464 503 551 580 760 1,006 1,102 1,160 1,520 2,012 2,204 2,320 2,515 2,755 4,024 4,408 5,030 5,510 8,048 8,816 9,557 10,060 11,020 14,587 19,114 20,120 22,040 29,174 38,228 40,240 44,080 47,785 58,348 72,935 76,456 95,570 116,696 145,870 152,912 191,140 233,392 277,153 291,740 382,280 554,306 583,480 764,560 1,108,612 1,166,960 1,385,765 2,217,224 2,771,530 4,434,448 5,543,060 11,086,120 and 22,172,240, with no remainder.

Since 22,172,240 cannot be divided by just 1 and 22,172,240, 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).