Q: Is 70,140,210 a Composite Number?

Why is 70,140,210 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 70,140,210 can be evenly divided by 1 2 3 5 6 7 10 14 15 19 21 30 35 38 42 57 70 95 105 114 133 190 210 266 285 399 570 665 798 1,330 1,995 3,990 17,579 35,158 52,737 87,895 105,474 123,053 175,790 246,106 263,685 334,001 369,159 527,370 615,265 668,002 738,318 1,002,003 1,230,530 1,670,005 1,845,795 2,004,006 2,338,007 3,340,010 3,691,590 4,676,014 5,010,015 7,014,021 10,020,030 11,690,035 14,028,042 23,380,070 35,070,105 and 70,140,210, with no remainder.

Since 70,140,210 cannot be divided by just 1 and 70,140,210, 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).