Q: Is 3,780,810 a Composite Number?

Why is 3,780,810 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 3,780,810 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 19 22 27 30 33 38 45 54 55 57 66 67 90 95 99 110 114 134 135 165 171 190 198 201 209 270 285 297 330 335 342 402 418 495 513 570 594 603 627 670 737 855 990 1,005 1,026 1,045 1,206 1,254 1,273 1,474 1,485 1,710 1,809 1,881 2,010 2,090 2,211 2,546 2,565 2,970 3,015 3,135 3,618 3,685 3,762 3,819 4,422 5,130 5,643 6,030 6,270 6,365 6,633 7,370 7,638 9,045 9,405 11,055 11,286 11,457 12,730 13,266 14,003 18,090 18,810 19,095 19,899 22,110 22,914 28,006 28,215 33,165 34,371 38,190 39,798 42,009 56,430 57,285 66,330 68,742 70,015 84,018 99,495 114,570 126,027 140,030 171,855 198,990 210,045 252,054 343,710 378,081 420,090 630,135 756,162 1,260,270 1,890,405 and 3,780,810, with no remainder.

Since 3,780,810 cannot be divided by just 1 and 3,780,810, 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).