Q: Is 8,787,880 a Composite Number?

Why is 8,787,880 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 8,787,880 can be evenly divided by 1 2 4 5 8 10 19 20 31 38 40 62 76 95 124 152 155 190 248 310 373 380 589 620 746 760 1,178 1,240 1,492 1,865 2,356 2,945 2,984 3,730 4,712 5,890 7,087 7,460 11,563 11,780 14,174 14,920 23,126 23,560 28,348 35,435 46,252 56,696 57,815 70,870 92,504 115,630 141,740 219,697 231,260 283,480 439,394 462,520 878,788 1,098,485 1,757,576 2,196,970 4,393,940 and 8,787,880, with no remainder.

Since 8,787,880 cannot be divided by just 1 and 8,787,880, 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).