Q: Is 68,040,040 a Composite Number?

Why is 68,040,040 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 68,040,040 can be evenly divided by 1 2 4 5 8 10 20 31 37 40 62 74 124 148 155 185 248 296 310 370 620 740 1,147 1,240 1,480 1,483 2,294 2,966 4,588 5,735 5,932 7,415 9,176 11,470 11,864 14,830 22,940 29,660 45,880 45,973 54,871 59,320 91,946 109,742 183,892 219,484 229,865 274,355 367,784 438,968 459,730 548,710 919,460 1,097,420 1,701,001 1,838,920 2,194,840 3,402,002 6,804,004 8,505,005 13,608,008 17,010,010 34,020,020 and 68,040,040, with no remainder.

Since 68,040,040 cannot be divided by just 1 and 68,040,040, 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).