A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 6052068 can be evenly divided by 1 2 3 4 6 9 11 12 17 18 22 29 31 33 34 36 44 51 58 62 66 68 87 93 99 102 116 124 132 153 174 186 187 198 204 261 279 306 319 341 348 372 374 396 493 522 527 558 561 612 638 682 748 899 957 986 1,023 1,044 1,054 1,116 1,122 1,276 1,364 1,479 1,581 1,683 1,798 1,914 1,972 2,046 2,108 2,244 2,697 2,871 2,958 3,069 3,162 3,366 3,596 3,828 4,092 4,437 4,743 5,394 5,423 5,742 5,797 5,916 6,138 6,324 6,732 8,091 8,874 9,486 9,889 10,788 10,846 11,484 11,594 12,276 15,283 16,182 16,269 17,391 17,748 18,972 19,778 21,692 23,188 29,667 30,566 32,364 32,538 34,782 39,556 45,849 48,807 52,173 59,334 61,132 65,076 69,564 89,001 91,698 97,614 104,346 118,668 137,547 168,113 178,002 183,396 195,228 208,692 275,094 336,226 356,004 504,339 550,188 672,452 1,008,678 1,513,017 2,017,356 3,026,034 and 6,052,068, with no remainder.
Since 6,052,068 cannot be divided by just 1 and 6,052,068, it is not a prime number.