Alright, let's work through 7621 times 7683 step by step
7621 × 7683 = 7683 × (7621)
+ 7683 × 1 giving us 7683
+ 7683 × 20 that equals 153660
+ 7683 × 600 that results in 4609800
+ 7683 × 7000 which equals 53781000

= 58552143
