Q: Is 25,666,000 a Composite Number?

Why is 25,666,000 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 25,666,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 41 50 80 82 100 125 164 200 205 250 313 328 400 410 500 626 656 820 1,000 1,025 1,252 1,565 1,640 2,000 2,050 2,504 3,130 3,280 4,100 5,008 5,125 6,260 7,825 8,200 10,250 12,520 12,833 15,650 16,400 20,500 25,040 25,666 31,300 39,125 41,000 51,332 62,600 64,165 78,250 82,000 102,664 125,200 128,330 156,500 205,328 256,660 313,000 320,825 513,320 626,000 641,650 1,026,640 1,283,300 1,604,125 2,566,600 3,208,250 5,133,200 6,416,500 12,833,000 and 25,666,000, with no remainder.

Since 25,666,000 cannot be divided by just 1 and 25,666,000, 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).