The number 7,310,100 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 59 60 70 75 84 100 105 118 140 150 175 177 210 236 295 300 350 354 413 420 525 590 700 708 826 885 1,050 1,180 1,239 1,475 1,652 1,770 2,065 2,100 2,478 2,950 3,481 3,540 4,130 4,425 4,956 5,900 6,195 6,962 8,260 8,850 10,325 10,443 12,390 13,924 17,405 17,700 20,650 20,886 24,367 24,780 30,975 34,810 41,300 41,772 48,734 52,215 61,950 69,620 73,101 87,025 97,468 104,430 121,835 123,900 146,202 174,050 208,860 243,670 261,075 292,404 348,100 365,505 487,340 522,150 609,175 731,010 1,044,300 1,218,350 1,462,020 1,827,525 2,436,700 3,655,050 and 7,310,100, with no remainder.
Since 7,310,100 cannot be divided by just 1 and 7,310,100, it is a composite number.