Q: Is 9,891,700 a Composite Number?

Why is 9,891,700 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 9,891,700 can be evenly divided by 1 2 4 5 7 10 13 14 20 25 26 28 35 50 52 65 70 91 100 130 140 175 182 260 325 350 364 455 650 700 910 1,087 1,300 1,820 2,174 2,275 4,348 4,550 5,435 7,609 9,100 10,870 14,131 15,218 21,740 27,175 28,262 30,436 38,045 54,350 56,524 70,655 76,090 98,917 108,700 141,310 152,180 190,225 197,834 282,620 353,275 380,450 395,668 494,585 706,550 760,900 989,170 1,413,100 1,978,340 2,472,925 4,945,850 and 9,891,700, with no remainder.

Since 9,891,700 cannot be divided by just 1 and 9,891,700, 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).