A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 6088500 can be evenly divided by 1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 27 30 33 36 41 44 45 50 54 55 60 66 75 82 90 99 100 108 110 123 125 132 135 150 164 165 180 198 205 220 225 246 250 270 275 297 300 330 369 375 396 410 450 451 492 495 500 540 550 594 615 660 675 738 750 820 825 900 902 990 1,025 1,100 1,107 1,125 1,188 1,230 1,350 1,353 1,375 1,476 1,485 1,500 1,650 1,804 1,845 1,980 2,050 2,214 2,250 2,255 2,460 2,475 2,700 2,706 2,750 2,970 3,075 3,300 3,375 3,690 4,059 4,100 4,125 4,428 4,500 4,510 4,950 5,125 5,412 5,500 5,535 5,940 6,150 6,750 6,765 7,380 7,425 8,118 8,250 9,020 9,225 9,900 10,250 11,070 11,275 12,177 12,300 12,375 13,500 13,530 14,850 15,375 16,236 16,500 18,450 20,295 20,500 22,140 22,550 24,354 24,750 27,060 27,675 29,700 30,750 33,825 36,900 37,125 40,590 45,100 46,125 48,708 49,500 55,350 56,375 60,885 61,500 67,650 74,250 81,180 92,250 101,475 110,700 112,750 121,770 135,300 138,375 148,500 169,125 184,500 202,950 225,500 243,540 276,750 304,425 338,250 405,900 507,375 553,500 608,850 676,500 1,014,750 1,217,700 1,522,125 2,029,500 3,044,250 and 6,088,500, with no remainder.
Since 6,088,500 cannot be divided by just 1 and 6,088,500, it is not a prime number.