The number 5,111,106 can be evenly divided by 1 2 3 6 7 11 13 14 21 22 23 26 33 37 39 42 46 66 69 74 77 78 91 111 138 143 154 161 182 222 231 253 259 273 286 299 322 407 429 462 481 483 506 518 546 598 759 777 814 851 858 897 962 966 1,001 1,221 1,443 1,518 1,554 1,702 1,771 1,794 2,002 2,093 2,442 2,553 2,849 2,886 3,003 3,289 3,367 3,542 4,186 5,106 5,291 5,313 5,698 5,957 6,006 6,279 6,578 6,734 8,547 9,361 9,867 10,101 10,582 10,626 11,063 11,914 12,558 15,873 17,094 17,871 18,722 19,734 20,202 22,126 23,023 28,083 31,746 33,189 35,742 37,037 46,046 56,166 65,527 66,378 69,069 74,074 77,441 111,111 121,693 131,054 138,138 154,882 196,581 222,222 232,323 243,386 365,079 393,162 464,646 730,158 851,851 1,703,702 2,555,553 and 5,111,106, with no remainder.
Since 5,111,106 cannot be divided by just 1 and 5,111,106, it is a composite number.