Q: Is 16,626,540 a Composite Number?

Why is 16,626,540 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 16,626,540 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 31 35 42 60 62 70 84 93 105 124 140 155 186 210 217 310 372 420 434 465 620 651 868 930 1,085 1,277 1,302 1,860 2,170 2,554 2,604 3,255 3,831 4,340 5,108 6,385 6,510 7,662 8,939 12,770 13,020 15,324 17,878 19,155 25,540 26,817 35,756 38,310 39,587 44,695 53,634 76,620 79,174 89,390 107,268 118,761 134,085 158,348 178,780 197,935 237,522 268,170 277,109 395,870 475,044 536,340 554,218 593,805 791,740 831,327 1,108,436 1,187,610 1,385,545 1,662,654 2,375,220 2,771,090 3,325,308 4,156,635 5,542,180 8,313,270 and 16,626,540, with no remainder.

Since 16,626,540 cannot be divided by just 1 and 16,626,540, 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).