Q: Is 26,865,840 a Composite Number?

Why is 26,865,840 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 26,865,840 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 23 24 30 31 40 46 48 60 62 69 80 92 93 115 120 124 138 155 157 184 186 230 240 248 276 310 314 345 368 372 460 465 471 496 552 620 628 690 713 744 785 920 930 942 1,104 1,240 1,256 1,380 1,426 1,488 1,570 1,840 1,860 1,884 2,139 2,355 2,480 2,512 2,760 2,852 3,140 3,565 3,611 3,720 3,768 4,278 4,710 4,867 5,520 5,704 6,280 7,130 7,222 7,440 7,536 8,556 9,420 9,734 10,695 10,833 11,408 12,560 14,260 14,444 14,601 17,112 18,055 18,840 19,468 21,390 21,666 24,335 28,520 28,888 29,202 34,224 36,110 37,680 38,936 42,780 43,332 48,670 54,165 57,040 57,776 58,404 72,220 73,005 77,872 85,560 86,664 97,340 108,330 111,941 116,808 144,440 146,010 171,120 173,328 194,680 216,660 223,882 233,616 288,880 292,020 335,823 389,360 433,320 447,764 559,705 584,040 671,646 866,640 895,528 1,119,410 1,168,080 1,343,292 1,679,115 1,791,056 2,238,820 2,686,584 3,358,230 4,477,640 5,373,168 6,716,460 8,955,280 13,432,920 and 26,865,840, with no remainder.

Since 26,865,840 cannot be divided by just 1 and 26,865,840, 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).