A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 7460100 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 81 90 100 108 135 150 162 180 225 243 270 300 307 324 405 450 486 540 614 675 810 900 921 972 1,215 1,228 1,350 1,535 1,620 1,842 2,025 2,430 2,700 2,763 3,070 3,684 4,050 4,605 4,860 5,526 6,075 6,140 7,675 8,100 8,289 9,210 11,052 12,150 13,815 15,350 16,578 18,420 23,025 24,300 24,867 27,630 30,700 33,156 41,445 46,050 49,734 55,260 69,075 74,601 82,890 92,100 99,468 124,335 138,150 149,202 165,780 207,225 248,670 276,300 298,404 373,005 414,450 497,340 621,675 746,010 828,900 1,243,350 1,492,020 1,865,025 2,486,700 3,730,050 and 7,460,100, with no remainder.
Since 7,460,100 cannot be divided by just 1 and 7,460,100, it is not a prime number.