The number 7,103,712 can be evenly divided by 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 31 32 33 42 44 48 56 62 66 77 84 88 93 96 112 124 132 154 168 176 186 217 224 231 248 264 308 336 341 352 372 434 462 496 528 616 651 672 682 744 868 924 961 992 1,023 1,056 1,232 1,302 1,364 1,488 1,736 1,848 1,922 2,046 2,387 2,464 2,604 2,728 2,883 2,976 3,472 3,696 3,844 4,092 4,774 5,208 5,456 5,766 6,727 6,944 7,161 7,392 7,688 8,184 9,548 10,416 10,571 10,912 11,532 13,454 14,322 15,376 16,368 19,096 20,181 20,832 21,142 23,064 26,908 28,644 30,752 31,713 32,736 38,192 40,362 42,284 46,128 53,816 57,288 63,426 73,997 76,384 80,724 84,568 92,256 107,632 114,576 126,852 147,994 161,448 169,136 215,264 221,991 229,152 253,704 295,988 322,896 338,272 443,982 507,408 591,976 645,792 887,964 1,014,816 1,183,952 1,775,928 2,367,904 3,551,856 and 7,103,712, with no remainder.
Since 7,103,712 cannot be divided by just 1 and 7,103,712, it is a composite number.