Q: Is 2,100,735 a Composite Number?

Why is 2,100,735 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 2,100,735 can be evenly divided by 1 3 5 7 9 13 15 19 21 27 35 39 45 57 63 65 81 91 95 105 117 133 135 171 189 195 243 247 273 285 315 351 399 405 455 513 567 585 665 741 819 855 945 1,053 1,197 1,215 1,235 1,365 1,539 1,701 1,729 1,755 1,995 2,223 2,457 2,565 2,835 3,159 3,591 3,705 4,095 4,617 5,187 5,265 5,985 6,669 7,371 7,695 8,505 8,645 10,773 11,115 12,285 15,561 15,795 17,955 20,007 22,113 23,085 25,935 32,319 33,345 36,855 46,683 53,865 60,021 77,805 100,035 110,565 140,049 161,595 233,415 300,105 420,147 700,245 and 2,100,735, with no remainder.

Since 2,100,735 cannot be divided by just 1 and 2,100,735, 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).