Q: Is 61,461,666 a Composite Number?

Why is 61,461,666 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 61,461,666 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 54 63 81 83 126 162 166 189 249 378 498 567 581 653 747 1,134 1,162 1,306 1,494 1,743 1,959 2,241 3,486 3,918 4,482 4,571 5,229 5,877 6,723 9,142 10,458 11,754 13,446 13,713 15,687 17,631 27,426 31,374 35,262 41,139 47,061 52,893 54,199 82,278 94,122 105,786 108,398 123,417 162,597 246,834 325,194 370,251 379,393 487,791 740,502 758,786 975,582 1,138,179 1,463,373 2,276,358 2,926,746 3,414,537 4,390,119 6,829,074 8,780,238 10,243,611 20,487,222 30,730,833 and 61,461,666, with no remainder.

Since 61,461,666 cannot be divided by just 1 and 61,461,666, 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).