Q: Is 6,418,320 a Composite Number?

Why is 6,418,320 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 6,418,320 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 47 48 60 80 94 120 141 188 235 240 282 376 470 564 569 705 752 940 1,128 1,138 1,410 1,707 1,880 2,256 2,276 2,820 2,845 3,414 3,760 4,552 5,640 5,690 6,828 8,535 9,104 11,280 11,380 13,656 17,070 22,760 26,743 27,312 34,140 45,520 53,486 68,280 80,229 106,972 133,715 136,560 160,458 213,944 267,430 320,916 401,145 427,888 534,860 641,832 802,290 1,069,720 1,283,664 1,604,580 2,139,440 3,209,160 and 6,418,320, with no remainder.

Since 6,418,320 cannot be divided by just 1 and 6,418,320, 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).