Q: Is 3,117,870 a Composite Number?

Why is 3,117,870 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 3,117,870 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 101 105 126 147 202 210 245 294 303 315 343 441 490 505 606 630 686 707 735 882 909 1,010 1,029 1,414 1,470 1,515 1,715 1,818 2,058 2,121 2,205 3,030 3,087 3,430 3,535 4,242 4,410 4,545 4,949 5,145 6,174 6,363 7,070 9,090 9,898 10,290 10,605 12,726 14,847 15,435 21,210 24,745 29,694 30,870 31,815 34,643 44,541 49,490 63,630 69,286 74,235 89,082 103,929 148,470 173,215 207,858 222,705 311,787 346,430 445,410 519,645 623,574 1,039,290 1,558,935 and 3,117,870, with no remainder.

Since 3,117,870 cannot be divided by just 1 and 3,117,870, 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).