Q: Is 25,740,576 a Composite Number?

Why is 25,740,576 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 25,740,576 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 139 144 278 288 417 556 643 834 1,112 1,251 1,286 1,668 1,929 2,224 2,502 2,572 3,336 3,858 4,448 5,004 5,144 5,787 6,672 7,716 10,008 10,288 11,574 13,344 15,432 20,016 20,576 23,148 30,864 40,032 46,296 61,728 89,377 92,592 178,754 185,184 268,131 357,508 536,262 715,016 804,393 1,072,524 1,430,032 1,608,786 2,145,048 2,860,064 3,217,572 4,290,096 6,435,144 8,580,192 12,870,288 and 25,740,576, with no remainder.

Since 25,740,576 cannot be divided by just 1 and 25,740,576, 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).