Q: Is 6,440,040 a Composite Number?

Why is 6,440,040 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 6,440,040 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 67 72 89 90 108 120 134 135 178 180 201 216 267 268 270 335 356 360 402 445 534 536 540 603 670 712 801 804 890 1,005 1,068 1,080 1,206 1,335 1,340 1,602 1,608 1,780 1,809 2,010 2,136 2,403 2,412 2,670 2,680 3,015 3,204 3,560 3,618 4,005 4,020 4,806 4,824 5,340 5,963 6,030 6,408 7,236 8,010 8,040 9,045 9,612 10,680 11,926 12,015 12,060 14,472 16,020 17,889 18,090 19,224 23,852 24,030 24,120 29,815 32,040 35,778 36,180 47,704 48,060 53,667 59,630 71,556 72,360 89,445 96,120 107,334 119,260 143,112 161,001 178,890 214,668 238,520 268,335 322,002 357,780 429,336 536,670 644,004 715,560 805,005 1,073,340 1,288,008 1,610,010 2,146,680 3,220,020 and 6,440,040, with no remainder.

Since 6,440,040 cannot be divided by just 1 and 6,440,040, 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).