Alright, let's work through 42223157 times 83052890 step by step
42223157 × 83052890 = 83052890 × (42223157)
+ 83052890 × 7 which equals 581370230
+ 83052890 × 50 what gives us 4152644500
+ 83052890 × 100 what gives us 8305289000
+ 83052890 × 3000 yielding 249158670000
+ 83052890 × 20000 giving us 1661057800000
+ 83052890 × 200000 that results in 16610578000000
+ 83052890 × 2000000 resulting in 166105780000000
+ 83052890 × 40000000 what gives us 3322115600000000

= 3506755213773730
