Q: Is 213,102,225 a Composite Number?

Why is 213,102,225 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 213,102,225 can be evenly divided by 1 3 5 7 9 15 17 21 25 27 35 45 49 51 63 75 85 105 119 135 147 153 175 189 225 245 255 315 357 379 425 441 459 525 595 675 735 765 833 945 1,071 1,137 1,225 1,275 1,323 1,575 1,785 1,895 2,205 2,295 2,499 2,653 2,975 3,213 3,411 3,675 3,825 4,165 4,725 5,355 5,685 6,443 6,615 7,497 7,959 8,925 9,475 10,233 11,025 11,475 12,495 13,265 16,065 17,055 18,571 19,329 20,825 22,491 23,877 26,775 28,425 32,215 33,075 37,485 39,795 45,101 51,165 55,713 57,987 62,475 66,325 71,631 80,325 85,275 92,855 96,645 112,455 119,385 135,303 161,075 167,139 173,961 187,425 198,975 225,505 255,825 278,565 289,935 315,707 358,155 405,909 464,275 483,225 501,417 562,275 596,925 676,515 835,695 869,805 947,121 1,127,525 1,217,727 1,392,825 1,449,675 1,578,535 1,790,775 2,029,545 2,507,085 2,841,363 3,382,575 4,178,475 4,349,025 4,735,605 6,088,635 7,892,675 8,524,089 10,147,725 12,535,425 14,206,815 23,678,025 30,443,175 42,620,445 71,034,075 and 213,102,225, with no remainder.

Since 213,102,225 cannot be divided by just 1 and 213,102,225, 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).