Q: Is 261,443,136 a Composite Number?

Why is 261,443,136 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 261,443,136 can be evenly divided by 1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 136 173 192 204 272 346 408 463 519 544 692 816 926 1,038 1,088 1,384 1,389 1,632 1,852 2,076 2,768 2,778 2,941 3,264 3,704 4,152 5,536 5,556 5,882 7,408 7,871 8,304 8,823 11,072 11,112 11,764 14,816 15,742 16,608 17,646 22,224 23,528 23,613 29,632 31,484 33,216 35,292 44,448 47,056 47,226 62,968 70,584 80,099 88,896 94,112 94,452 125,936 141,168 160,198 188,224 188,904 240,297 251,872 282,336 320,396 377,808 480,594 503,744 564,672 640,792 755,616 961,188 1,281,584 1,361,683 1,511,232 1,922,376 2,563,168 2,723,366 3,844,752 4,085,049 5,126,336 5,446,732 7,689,504 8,170,098 10,893,464 15,379,008 16,340,196 21,786,928 32,680,392 43,573,856 65,360,784 87,147,712 130,721,568 and 261,443,136, with no remainder.

Since 261,443,136 cannot be divided by just 1 and 261,443,136, 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).