Q: Is 142,243,530 a Composite Number?

Why is 142,243,530 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 142,243,530 can be evenly divided by 1 2 3 5 6 10 11 13 15 22 26 30 33 39 55 65 66 71 78 110 130 142 143 165 195 213 286 330 355 390 426 429 467 710 715 781 858 923 934 1,065 1,401 1,430 1,562 1,846 2,130 2,145 2,335 2,343 2,769 2,802 3,905 4,290 4,615 4,670 4,686 5,137 5,538 6,071 7,005 7,810 9,230 10,153 10,274 11,715 12,142 13,845 14,010 15,411 18,213 20,306 23,430 25,685 27,690 30,355 30,459 30,822 33,157 36,426 50,765 51,370 60,710 60,918 66,314 66,781 77,055 91,065 99,471 101,530 133,562 152,295 154,110 165,785 182,130 198,942 200,343 304,590 331,570 333,905 364,727 400,686 431,041 497,355 667,810 729,454 862,082 994,710 1,001,715 1,094,181 1,293,123 1,823,635 2,003,430 2,155,205 2,188,362 2,586,246 3,647,270 4,310,410 4,741,451 5,470,905 6,465,615 9,482,902 10,941,810 12,931,230 14,224,353 23,707,255 28,448,706 47,414,510 71,121,765 and 142,243,530, with no remainder.

Since 142,243,530 cannot be divided by just 1 and 142,243,530, 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).