A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 5134200 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 43 50 60 75 86 100 120 129 150 172 199 200 215 258 300 344 398 430 516 597 600 645 796 860 995 1,032 1,075 1,194 1,290 1,592 1,720 1,990 2,150 2,388 2,580 2,985 3,225 3,980 4,300 4,776 4,975 5,160 5,970 6,450 7,960 8,557 8,600 9,950 11,940 12,900 14,925 17,114 19,900 23,880 25,671 25,800 29,850 34,228 39,800 42,785 51,342 59,700 68,456 85,570 102,684 119,400 128,355 171,140 205,368 213,925 256,710 342,280 427,850 513,420 641,775 855,700 1,026,840 1,283,550 1,711,400 2,567,100 and 5,134,200, with no remainder.
Since 5,134,200 cannot be divided by just 1 and 5,134,200, it is not a prime number.