Q: Is 40,657,890 a Composite Number?

Why is 40,657,890 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 40,657,890 can be evenly divided by 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 53 65 70 78 91 105 106 130 159 182 195 210 265 273 281 318 371 390 455 530 546 562 689 742 795 843 910 1,113 1,365 1,378 1,405 1,590 1,686 1,855 1,967 2,067 2,226 2,730 2,810 3,445 3,653 3,710 3,934 4,134 4,215 4,823 5,565 5,901 6,890 7,306 8,430 9,646 9,835 10,335 10,959 11,130 11,802 14,469 14,893 18,265 19,670 20,670 21,918 24,115 25,571 28,938 29,505 29,786 36,530 44,679 48,230 51,142 54,795 59,010 72,345 74,465 76,713 89,358 104,251 109,590 127,855 144,690 148,930 153,426 193,609 208,502 223,395 255,710 312,753 383,565 387,218 446,790 521,255 580,827 625,506 767,130 968,045 1,042,510 1,161,654 1,355,263 1,563,765 1,936,090 2,710,526 2,904,135 3,127,530 4,065,789 5,808,270 6,776,315 8,131,578 13,552,630 20,328,945 and 40,657,890, with no remainder.

Since 40,657,890 cannot be divided by just 1 and 40,657,890, 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).