Q: Is 774,774 a Composite Number?

Why is 774,774 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 774,774 can be evenly divided by 1 2 3 6 7 9 11 13 14 18 21 22 26 33 39 42 43 63 66 77 78 86 91 99 117 126 129 143 154 182 198 231 234 258 273 286 301 387 429 462 473 546 559 602 693 774 819 858 903 946 1,001 1,118 1,287 1,386 1,419 1,638 1,677 1,806 2,002 2,574 2,709 2,838 3,003 3,311 3,354 3,913 4,257 5,031 5,418 6,006 6,149 6,622 7,826 8,514 9,009 9,933 10,062 11,739 12,298 18,018 18,447 19,866 23,478 29,799 35,217 36,894 43,043 55,341 59,598 70,434 86,086 110,682 129,129 258,258 387,387 and 774,774, with no remainder.

Since 774,774 cannot be divided by just 1 and 774,774, 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).