Q: Is 25,660,250 a Composite Number?

Why is 25,660,250 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 25,660,250 can be evenly divided by 1 2 5 7 10 11 14 22 25 31 35 43 50 55 62 70 77 86 110 125 154 155 175 215 217 250 275 301 310 341 350 385 430 434 473 550 602 682 770 775 875 946 1,075 1,085 1,333 1,375 1,505 1,550 1,705 1,750 1,925 2,150 2,170 2,365 2,387 2,666 2,750 3,010 3,311 3,410 3,850 3,875 4,730 4,774 5,375 5,425 6,622 6,665 7,525 7,750 8,525 9,331 9,625 10,750 10,850 11,825 11,935 13,330 14,663 15,050 16,555 17,050 18,662 19,250 23,650 23,870 27,125 29,326 33,110 33,325 37,625 42,625 46,655 54,250 59,125 59,675 66,650 73,315 75,250 82,775 85,250 93,310 102,641 118,250 119,350 146,630 165,550 166,625 205,282 233,275 298,375 333,250 366,575 413,875 466,550 513,205 596,750 733,150 827,750 1,026,410 1,166,375 1,832,875 2,332,750 2,566,025 3,665,750 5,132,050 12,830,125 and 25,660,250, with no remainder.

Since 25,660,250 cannot be divided by just 1 and 25,660,250, 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).