A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 6068524 can be evenly divided by 1 2 4 7 11 14 17 19 22 28 34 38 44 61 68 76 77 119 122 133 154 187 209 238 244 266 308 323 374 418 427 476 532 646 671 748 836 854 1,037 1,159 1,292 1,309 1,342 1,463 1,708 2,074 2,261 2,318 2,618 2,684 2,926 3,553 4,148 4,522 4,636 4,697 5,236 5,852 7,106 7,259 8,113 9,044 9,394 11,407 12,749 14,212 14,518 16,226 18,788 19,703 22,814 24,871 25,498 29,036 32,452 39,406 45,628 49,742 50,996 78,812 79,849 89,243 99,484 137,921 159,698 178,486 216,733 275,842 319,396 356,972 433,466 551,684 866,932 1,517,131 3,034,262 and 6,068,524, with no remainder.
Since 6,068,524 cannot be divided by just 1 and 6,068,524, it is not a prime number.