Q: Is 18,482,640 a Composite Number?

Why is 18,482,640 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 18,482,640 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 528 660 880 1,320 2,640 7,001 14,002 21,003 28,004 35,005 42,006 56,008 70,010 77,011 84,012 105,015 112,016 140,020 154,022 168,024 210,030 231,033 280,040 308,044 336,048 385,055 420,060 462,066 560,080 616,088 770,110 840,120 924,132 1,155,165 1,232,176 1,540,220 1,680,240 1,848,264 2,310,330 3,080,440 3,696,528 4,620,660 6,160,880 9,241,320 and 18,482,640, with no remainder.

Since 18,482,640 cannot be divided by just 1 and 18,482,640, 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).