Q: Is 13,021,140 a Composite Number?

Why is 13,021,140 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 13,021,140 can be evenly divided by 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 109 110 132 165 181 218 220 327 330 362 436 543 545 654 660 724 905 1,086 1,090 1,199 1,308 1,635 1,810 1,991 2,172 2,180 2,398 2,715 3,270 3,597 3,620 3,982 4,796 5,430 5,973 5,995 6,540 7,194 7,964 9,955 10,860 11,946 11,990 14,388 17,985 19,729 19,910 23,892 23,980 29,865 35,970 39,458 39,820 59,187 59,730 71,940 78,916 98,645 118,374 119,460 197,290 217,019 236,748 295,935 394,580 434,038 591,870 651,057 868,076 1,085,095 1,183,740 1,302,114 2,170,190 2,604,228 3,255,285 4,340,380 6,510,570 and 13,021,140, with no remainder.

Since 13,021,140 cannot be divided by just 1 and 13,021,140, 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).