A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 8092000 can be evenly divided by 1 2 4 5 7 8 10 14 16 17 20 25 28 32 34 35 40 50 56 68 70 80 85 100 112 119 125 136 140 160 170 175 200 224 238 250 272 280 289 340 350 400 425 476 500 544 560 578 595 680 700 800 850 875 952 1,000 1,120 1,156 1,190 1,360 1,400 1,445 1,700 1,750 1,904 2,000 2,023 2,125 2,312 2,380 2,720 2,800 2,890 2,975 3,400 3,500 3,808 4,000 4,046 4,250 4,624 4,760 5,600 5,780 5,950 6,800 7,000 7,225 8,092 8,500 9,248 9,520 10,115 11,560 11,900 13,600 14,000 14,450 14,875 16,184 17,000 19,040 20,230 23,120 23,800 28,000 28,900 29,750 32,368 34,000 36,125 40,460 46,240 47,600 50,575 57,800 59,500 64,736 68,000 72,250 80,920 95,200 101,150 115,600 119,000 144,500 161,840 202,300 231,200 238,000 252,875 289,000 323,680 404,600 476,000 505,750 578,000 809,200 1,011,500 1,156,000 1,618,400 2,023,000 4,046,000 and 8,092,000, with no remainder.
Since 8,092,000 cannot be divided by just 1 and 8,092,000, it is not a prime number.