A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5847300 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 73 75 89 90 100 146 150 178 180 219 225 267 292 300 356 365 438 445 450 534 657 730 801 876 890 900 1,068 1,095 1,314 1,335 1,460 1,602 1,780 1,825 2,190 2,225 2,628 2,670 3,204 3,285 3,650 4,005 4,380 4,450 5,340 5,475 6,497 6,570 6,675 7,300 8,010 8,900 10,950 12,994 13,140 13,350 16,020 16,425 19,491 20,025 21,900 25,988 26,700 32,485 32,850 38,982 40,050 58,473 64,970 65,700 77,964 80,100 97,455 116,946 129,940 162,425 194,910 233,892 292,365 324,850 389,820 487,275 584,730 649,700 974,550 1,169,460 1,461,825 1,949,100 2,923,650 and 5,847,300, with no remainder.
Since 5,847,300 cannot be divided by just 1 and 5,847,300, it is not a prime number.