The number 6,271,056 can be evenly divided by 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 37 44 48 66 72 74 88 99 107 111 132 144 148 176 198 214 222 264 296 321 333 396 407 428 444 528 592 642 666 792 814 856 888 963 1,177 1,221 1,284 1,332 1,584 1,628 1,712 1,776 1,926 2,354 2,442 2,568 2,664 3,256 3,531 3,663 3,852 3,959 4,708 4,884 5,136 5,328 6,512 7,062 7,326 7,704 7,918 9,416 9,768 10,593 11,877 14,124 14,652 15,408 15,836 18,832 19,536 21,186 23,754 28,248 29,304 31,672 35,631 42,372 43,549 47,508 56,496 58,608 63,344 71,262 84,744 87,098 95,016 130,647 142,524 169,488 174,196 190,032 261,294 285,048 348,392 391,941 522,588 570,096 696,784 783,882 1,045,176 1,567,764 2,090,352 3,135,528 and 6,271,056, with no remainder.
Since 6,271,056 cannot be divided by just 1 and 6,271,056, it is a composite number.