Q: Is 17,434,780 a Composite Number?

Why is 17,434,780 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 17,434,780 can be evenly divided by 1 2 4 5 10 11 19 20 22 38 43 44 55 76 86 95 97 110 172 190 194 209 215 220 380 388 418 430 473 485 817 836 860 946 970 1,045 1,067 1,634 1,843 1,892 1,940 2,090 2,134 2,365 3,268 3,686 4,085 4,171 4,180 4,268 4,730 5,335 7,372 8,170 8,342 8,987 9,215 9,460 10,670 16,340 16,684 17,974 18,430 20,273 20,855 21,340 35,948 36,860 40,546 41,710 44,935 45,881 79,249 81,092 83,420 89,870 91,762 101,365 158,498 179,740 183,524 202,730 229,405 316,996 396,245 405,460 458,810 792,490 871,739 917,620 1,584,980 1,743,478 3,486,956 4,358,695 8,717,390 and 17,434,780, with no remainder.

Since 17,434,780 cannot be divided by just 1 and 17,434,780, 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).