Q: Is 20,446,140 a Composite Number?

Why is 20,446,140 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 20,446,140 can be evenly divided by 1 2 3 4 5 6 10 11 12 13 15 20 22 26 30 33 39 44 52 55 60 65 66 78 110 130 132 143 156 165 195 220 260 286 330 390 429 572 660 715 780 858 1,430 1,716 2,145 2,383 2,860 4,290 4,766 7,149 8,580 9,532 11,915 14,298 23,830 26,213 28,596 30,979 35,745 47,660 52,426 61,958 71,490 78,639 92,937 104,852 123,916 131,065 142,980 154,895 157,278 185,874 262,130 309,790 314,556 340,769 371,748 393,195 464,685 524,260 619,580 681,538 786,390 929,370 1,022,307 1,363,076 1,572,780 1,703,845 1,858,740 2,044,614 3,407,690 4,089,228 5,111,535 6,815,380 10,223,070 and 20,446,140, with no remainder.

Since 20,446,140 cannot be divided by just 1 and 20,446,140, 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).