Q: Is 84,212,820 a Composite Number?

Why is 84,212,820 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 84,212,820 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 199 398 597 796 995 1,194 1,791 1,990 2,351 2,388 2,985 3,582 3,980 4,702 5,970 7,053 7,164 8,955 9,404 11,755 11,940 14,106 17,910 21,159 23,510 28,212 35,265 35,820 42,318 47,020 70,530 84,636 105,795 141,060 211,590 423,180 467,849 935,698 1,403,547 1,871,396 2,339,245 2,807,094 4,210,641 4,678,490 5,614,188 7,017,735 8,421,282 9,356,980 14,035,470 16,842,564 21,053,205 28,070,940 42,106,410 and 84,212,820, with no remainder.

Since 84,212,820 cannot be divided by just 1 and 84,212,820, 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).