Q: Is 2,640,672 a Composite Number?

Why is 2,640,672 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 2,640,672 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 32 36 48 53 72 96 106 144 159 173 212 288 318 346 424 477 519 636 692 848 954 1,038 1,272 1,384 1,557 1,696 1,908 2,076 2,544 2,768 3,114 3,816 4,152 5,088 5,536 6,228 7,632 8,304 9,169 12,456 15,264 16,608 18,338 24,912 27,507 36,676 49,824 55,014 73,352 82,521 110,028 146,704 165,042 220,056 293,408 330,084 440,112 660,168 880,224 1,320,336 and 2,640,672, with no remainder.

Since 2,640,672 cannot be divided by just 1 and 2,640,672, 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).