Q: Is 2,641,520 a Composite Number?

Why is 2,641,520 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 2,641,520 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 35 40 53 56 70 80 89 106 112 140 178 212 265 280 356 371 424 445 530 560 623 712 742 848 890 1,060 1,246 1,424 1,484 1,780 1,855 2,120 2,492 2,968 3,115 3,560 3,710 4,240 4,717 4,984 5,936 6,230 7,120 7,420 9,434 9,968 12,460 14,840 18,868 23,585 24,920 29,680 33,019 37,736 47,170 49,840 66,038 75,472 94,340 132,076 165,095 188,680 264,152 330,190 377,360 528,304 660,380 1,320,760 and 2,641,520, with no remainder.

Since 2,641,520 cannot be divided by just 1 and 2,641,520, 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).