Q: Is 64,724,070 a Composite Number?

Why is 64,724,070 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 64,724,070 can be evenly divided by 1 2 3 5 6 10 15 19 23 30 38 46 57 69 95 114 115 138 190 230 285 345 437 570 690 874 1,311 2,185 2,622 4,370 4,937 6,555 9,874 13,110 14,811 24,685 29,622 49,370 74,055 93,803 113,551 148,110 187,606 227,102 281,409 340,653 469,015 562,818 567,755 681,306 938,030 1,135,510 1,407,045 1,703,265 2,157,469 2,814,090 3,406,530 4,314,938 6,472,407 10,787,345 12,944,814 21,574,690 32,362,035 and 64,724,070, with no remainder.

Since 64,724,070 cannot be divided by just 1 and 64,724,070, 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).