Q: Is 3,846,780 a Composite Number?

Why is 3,846,780 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 3,846,780 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 43 45 60 63 70 71 84 86 90 105 126 129 140 142 172 180 210 213 215 252 258 284 301 315 355 387 420 426 430 497 516 602 630 639 645 710 774 852 860 903 994 1,065 1,204 1,260 1,278 1,290 1,420 1,491 1,505 1,548 1,806 1,935 1,988 2,130 2,485 2,556 2,580 2,709 2,982 3,010 3,053 3,195 3,612 3,870 4,260 4,473 4,515 4,970 5,418 5,964 6,020 6,106 6,390 7,455 7,740 8,946 9,030 9,159 9,940 10,836 12,212 12,780 13,545 14,910 15,265 17,892 18,060 18,318 21,371 22,365 27,090 27,477 29,820 30,530 36,636 42,742 44,730 45,795 54,180 54,954 61,060 64,113 85,484 89,460 91,590 106,855 109,908 128,226 137,385 183,180 192,339 213,710 256,452 274,770 320,565 384,678 427,420 549,540 641,130 769,356 961,695 1,282,260 1,923,390 and 3,846,780, with no remainder.

Since 3,846,780 cannot be divided by just 1 and 3,846,780, 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).