Q: Is 311,551,344 a Composite Number?

Why is 311,551,344 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 311,551,344 can be evenly divided by 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 47 48 52 72 78 94 104 117 141 144 156 188 208 234 282 312 376 423 468 564 611 624 752 846 936 1,128 1,222 1,692 1,833 1,872 2,256 2,444 3,384 3,541 3,666 4,888 5,499 6,768 7,082 7,332 9,776 10,623 10,998 14,164 14,664 21,246 21,996 28,328 29,328 31,869 42,492 43,992 46,033 56,656 63,738 84,984 87,984 92,066 127,476 138,099 166,427 169,968 184,132 254,952 276,198 332,854 368,264 414,297 499,281 509,904 552,396 665,708 736,528 828,594 998,562 1,104,792 1,331,416 1,497,843 1,657,188 1,997,124 2,163,551 2,209,584 2,662,832 2,995,686 3,314,376 3,994,248 4,327,102 5,991,372 6,490,653 6,628,752 7,988,496 8,654,204 11,982,744 12,981,306 17,308,408 19,471,959 23,965,488 25,962,612 34,616,816 38,943,918 51,925,224 77,887,836 103,850,448 155,775,672 and 311,551,344, with no remainder.

Since 311,551,344 cannot be divided by just 1 and 311,551,344, 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).