Q: Is 8,621,070 a Composite Number?

Why is 8,621,070 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 8,621,070 can be evenly divided by 1 2 3 5 6 10 15 30 41 43 82 86 123 129 163 205 215 246 258 326 410 430 489 615 645 815 978 1,230 1,290 1,630 1,763 2,445 3,526 4,890 5,289 6,683 7,009 8,815 10,578 13,366 14,018 17,630 20,049 21,027 26,445 33,415 35,045 40,098 42,054 52,890 66,830 70,090 100,245 105,135 200,490 210,270 287,369 574,738 862,107 1,436,845 1,724,214 2,873,690 4,310,535 and 8,621,070, with no remainder.

Since 8,621,070 cannot be divided by just 1 and 8,621,070, 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).