Alright, let's work through 43421617 times 93531660 step by step
43421617 × 93531660 = 93531660 × (43421617)
+ 93531660 × 7 what gives us 654721620
+ 93531660 × 10 giving us 935316600
+ 93531660 × 600 resulting in 56118996000
+ 93531660 × 1000 that results in 93531660000
+ 93531660 × 20000 that is equal 1870633200000
+ 93531660 × 400000 giving us 37412664000000
+ 93531660 × 3000000 producing 280594980000000
+ 93531660 × 40000000 that is equal 3741266400000000

= 4061295917894220
