Q: Is 19,440,520 a Composite Number?

Why is 19,440,520 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 19,440,520 can be evenly divided by 1 2 4 5 8 10 11 17 20 22 23 34 40 44 46 55 68 85 88 92 110 113 115 136 170 184 187 220 226 230 253 340 374 391 440 452 460 506 565 680 748 782 904 920 935 1,012 1,130 1,243 1,265 1,496 1,564 1,870 1,921 1,955 2,024 2,260 2,486 2,530 2,599 3,128 3,740 3,842 3,910 4,301 4,520 4,972 5,060 5,198 6,215 7,480 7,684 7,820 8,602 9,605 9,944 10,120 10,396 12,430 12,995 15,368 15,640 17,204 19,210 20,792 21,131 21,505 24,860 25,990 28,589 34,408 38,420 42,262 43,010 44,183 49,720 51,980 57,178 76,840 84,524 86,020 88,366 103,960 105,655 114,356 142,945 169,048 172,040 176,732 211,310 220,915 228,712 285,890 353,464 422,620 441,830 486,013 571,780 845,240 883,660 972,026 1,143,560 1,767,320 1,944,052 2,430,065 3,888,104 4,860,130 9,720,260 and 19,440,520, with no remainder.

Since 19,440,520 cannot be divided by just 1 and 19,440,520, 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).