Q: Is 3,643,020 a Composite Number?

Why is 3,643,020 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 3,643,020 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 37 45 60 74 90 111 148 180 185 222 333 370 444 547 555 666 740 1,094 1,110 1,332 1,641 1,665 2,188 2,220 2,735 3,282 3,330 4,923 5,470 6,564 6,660 8,205 9,846 10,940 16,410 19,692 20,239 24,615 32,820 40,478 49,230 60,717 80,956 98,460 101,195 121,434 182,151 202,390 242,868 303,585 364,302 404,780 607,170 728,604 910,755 1,214,340 1,821,510 and 3,643,020, with no remainder.

Since 3,643,020 cannot be divided by just 1 and 3,643,020, 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).