Q: Is 415,520 a Composite Number?

Why is 415,520 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 415,520 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 53 56 70 80 98 106 112 140 160 196 212 224 245 265 280 371 392 424 490 530 560 742 784 848 980 1,060 1,120 1,484 1,568 1,696 1,855 1,960 2,120 2,597 2,968 3,710 3,920 4,240 5,194 5,936 7,420 7,840 8,480 10,388 11,872 12,985 14,840 20,776 25,970 29,680 41,552 51,940 59,360 83,104 103,880 207,760 and 415,520, with no remainder.

Since 415,520 cannot be divided by just 1 and 415,520, 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).