Q: Is 7,078,680 a Composite Number?

Why is 7,078,680 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 7,078,680 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 53 56 60 63 70 72 84 90 105 106 120 126 140 159 168 180 210 212 252 265 280 315 318 360 371 420 424 477 504 530 630 636 742 795 840 954 1,060 1,113 1,260 1,272 1,484 1,590 1,855 1,908 2,120 2,226 2,385 2,520 2,809 2,968 3,180 3,339 3,710 3,816 4,452 4,770 5,565 5,618 6,360 6,678 7,420 8,427 8,904 9,540 11,130 11,236 13,356 14,045 14,840 16,695 16,854 19,080 19,663 22,260 22,472 25,281 26,712 28,090 33,390 33,708 39,326 42,135 44,520 50,562 56,180 58,989 66,780 67,416 78,652 84,270 98,315 101,124 112,360 117,978 126,405 133,560 157,304 168,540 176,967 196,630 202,248 235,956 252,810 294,945 337,080 353,934 393,260 471,912 505,620 589,890 707,868 786,520 884,835 1,011,240 1,179,780 1,415,736 1,769,670 2,359,560 3,539,340 and 7,078,680, with no remainder.

Since 7,078,680 cannot be divided by just 1 and 7,078,680, 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).