A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5483100 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 49 50 60 70 75 84 98 100 105 140 147 150 175 196 210 245 294 300 350 373 420 490 525 588 700 735 746 980 1,050 1,119 1,225 1,470 1,492 1,865 2,100 2,238 2,450 2,611 2,940 3,675 3,730 4,476 4,900 5,222 5,595 7,350 7,460 7,833 9,325 10,444 11,190 13,055 14,700 15,666 18,277 18,650 22,380 26,110 27,975 31,332 36,554 37,300 39,165 52,220 54,831 55,950 65,275 73,108 78,330 91,385 109,662 111,900 130,550 156,660 182,770 195,825 219,324 261,100 274,155 365,540 391,650 456,925 548,310 783,300 913,850 1,096,620 1,370,775 1,827,700 2,741,550 and 5,483,100, with no remainder.
Since 5,483,100 cannot be divided by just 1 and 5,483,100, it is not a prime number.