Q: Is 400,031,136 a Composite Number?

Why is 400,031,136 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 400,031,136 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1,296 2,592 154,333 308,666 462,999 617,332 925,998 1,234,664 1,388,997 1,851,996 2,469,328 2,777,994 3,703,992 4,166,991 4,938,656 5,555,988 7,407,984 8,333,982 11,111,976 12,500,973 14,815,968 16,667,964 22,223,952 25,001,946 33,335,928 44,447,904 50,003,892 66,671,856 100,007,784 133,343,712 200,015,568 and 400,031,136, with no remainder.

Since 400,031,136 cannot be divided by just 1 and 400,031,136, 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).