A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5680080 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 23 24 28 30 35 36 40 42 45 46 48 49 56 60 63 69 70 72 80 84 90 92 98 105 112 115 120 126 138 140 144 147 161 168 180 184 196 207 210 230 240 245 252 276 280 294 315 322 336 343 345 360 368 392 414 420 441 460 483 490 504 552 560 588 630 644 686 690 720 735 784 805 828 840 882 920 966 980 1,008 1,029 1,035 1,104 1,127 1,176 1,260 1,288 1,372 1,380 1,449 1,470 1,610 1,656 1,680 1,715 1,764 1,840 1,932 1,960 2,058 2,070 2,205 2,254 2,352 2,415 2,520 2,576 2,744 2,760 2,898 2,940 3,087 3,220 3,312 3,381 3,430 3,528 3,864 3,920 4,116 4,140 4,410 4,508 4,830 5,040 5,145 5,488 5,520 5,635 5,796 5,880 6,174 6,440 6,762 6,860 7,056 7,245 7,728 7,889 8,232 8,280 8,820 9,016 9,660 10,143 10,290 11,270 11,592 11,760 12,348 12,880 13,524 13,720 14,490 15,435 15,778 16,464 16,560 16,905 17,640 18,032 19,320 20,286 20,580 22,540 23,184 23,667 24,696 27,048 27,440 28,980 30,870 31,556 33,810 35,280 38,640 39,445 40,572 41,160 45,080 47,334 49,392 50,715 54,096 57,960 61,740 63,112 67,620 71,001 78,890 81,144 82,320 90,160 94,668 101,430 115,920 118,335 123,480 126,224 135,240 142,002 157,780 162,288 189,336 202,860 236,670 246,960 270,480 284,004 315,560 355,005 378,672 405,720 473,340 568,008 631,120 710,010 811,440 946,680 1,136,016 1,420,020 1,893,360 2,840,040 and 5,680,080, with no remainder.
Since 5,680,080 cannot be divided by just 1 and 5,680,080, it is not a prime number.