Q: Is 31,256,928 a Composite Number?

Why is 31,256,928 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 31,256,928 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 72 81 93 96 108 124 144 162 186 216 248 279 288 324 372 389 432 496 558 648 744 778 837 864 992 1,116 1,167 1,296 1,488 1,556 1,674 2,232 2,334 2,511 2,592 2,976 3,112 3,348 3,501 4,464 4,668 5,022 6,224 6,696 7,002 8,928 9,336 10,044 10,503 12,059 12,448 13,392 14,004 18,672 20,088 21,006 24,118 26,784 28,008 31,509 36,177 37,344 40,176 42,012 48,236 56,016 63,018 72,354 80,352 84,024 96,472 108,531 112,032 126,036 144,708 168,048 192,944 217,062 252,072 289,416 325,593 336,096 385,888 434,124 504,144 578,832 651,186 868,248 976,779 1,008,288 1,157,664 1,302,372 1,736,496 1,953,558 2,604,744 3,472,992 3,907,116 5,209,488 7,814,232 10,418,976 15,628,464 and 31,256,928, with no remainder.

Since 31,256,928 cannot be divided by just 1 and 31,256,928, 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).