Q: Is 21,493,632 a Composite Number?

Why is 21,493,632 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 21,493,632 can be evenly divided by 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 223 251 384 446 502 669 753 892 1,004 1,338 1,506 1,784 2,008 2,676 3,012 3,568 4,016 5,352 6,024 7,136 8,032 10,704 12,048 14,272 16,064 21,408 24,096 28,544 32,128 42,816 48,192 55,973 85,632 96,384 111,946 167,919 223,892 335,838 447,784 671,676 895,568 1,343,352 1,791,136 2,686,704 3,582,272 5,373,408 7,164,544 10,746,816 and 21,493,632, with no remainder.

Since 21,493,632 cannot be divided by just 1 and 21,493,632, 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).