Q: Is 345,202,020 a Composite Number?

Why is 345,202,020 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 345,202,020 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 639,263 1,278,526 1,917,789 2,557,052 3,196,315 3,835,578 5,753,367 6,392,630 7,671,156 9,588,945 11,506,734 12,785,260 17,260,101 19,177,890 23,013,468 28,766,835 34,520,202 38,355,780 57,533,670 69,040,404 86,300,505 115,067,340 172,601,010 and 345,202,020, with no remainder.

Since 345,202,020 cannot be divided by just 1 and 345,202,020, 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).