Q: Is 15,471,760 a Composite Number?

Why is 15,471,760 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 15,471,760 can be evenly divided by 1 2 4 5 8 10 16 20 40 41 53 80 82 89 106 164 178 205 212 265 328 356 410 424 445 530 656 712 820 848 890 1,060 1,424 1,640 1,780 2,120 2,173 3,280 3,560 3,649 4,240 4,346 4,717 7,120 7,298 8,692 9,434 10,865 14,596 17,384 18,245 18,868 21,730 23,585 29,192 34,768 36,490 37,736 43,460 47,170 58,384 72,980 75,472 86,920 94,340 145,960 173,840 188,680 193,397 291,920 377,360 386,794 773,588 966,985 1,547,176 1,933,970 3,094,352 3,867,940 7,735,880 and 15,471,760, with no remainder.

Since 15,471,760 cannot be divided by just 1 and 15,471,760, 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).