Q: Is 2,387,640 a Composite Number?

Why is 2,387,640 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 2,387,640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 101 120 197 202 303 394 404 505 591 606 788 808 985 1,010 1,182 1,212 1,515 1,576 1,970 2,020 2,364 2,424 2,955 3,030 3,940 4,040 4,728 5,910 6,060 7,880 11,820 12,120 19,897 23,640 39,794 59,691 79,588 99,485 119,382 159,176 198,970 238,764 298,455 397,940 477,528 596,910 795,880 1,193,820 and 2,387,640, with no remainder.

Since 2,387,640 cannot be divided by just 1 and 2,387,640, 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).