Alright, let's work through 2120 times 9613 step by step
2120 × 9613 = 9613 × (2120)
+ 9613 × 0 yielding 0
+ 9613 × 20 giving us 192260
+ 9613 × 100 what gives us 961300
+ 9613 × 2000 that equals 19226000

= 20379560
