The number 6,161,064 can be evenly divided by 1 2 3 4 6 7 8 12 13 14 21 24 26 28 31 39 42 49 52 56 62 78 84 91 93 98 104 124 147 156 168 169 182 186 196 217 248 273 294 312 338 364 372 392 403 434 507 546 588 637 651 676 728 744 806 868 1,014 1,092 1,176 1,183 1,209 1,274 1,302 1,352 1,519 1,612 1,736 1,911 2,028 2,184 2,366 2,418 2,548 2,604 2,821 3,038 3,224 3,549 3,822 4,056 4,557 4,732 4,836 5,096 5,208 5,239 5,642 6,076 7,098 7,644 8,281 8,463 9,114 9,464 9,672 10,478 11,284 12,152 14,196 15,288 15,717 16,562 16,926 18,228 19,747 20,956 22,568 24,843 28,392 31,434 33,124 33,852 36,456 36,673 39,494 41,912 49,686 59,241 62,868 66,248 67,704 73,346 78,988 99,372 110,019 118,482 125,736 146,692 157,976 198,744 220,038 236,964 256,711 293,384 440,076 473,928 513,422 770,133 880,152 1,026,844 1,540,266 2,053,688 3,080,532 and 6,161,064, with no remainder.
Since 6,161,064 cannot be divided by just 1 and 6,161,064, it is a composite number.