Alright, let's work through 31918802 times 71643305 step by step
31918802 × 71643305 = 71643305 × (31918802)
+ 71643305 × 2 giving us 143286610
+ 71643305 × 00 which equals 0
+ 71643305 × 800 giving us 57314644000
+ 71643305 × 8000 resulting in 573146440000
+ 71643305 × 10000 what gives us 716433050000
+ 71643305 × 900000 producing 64478974500000
+ 71643305 × 1000000 that equals 71643305000000
+ 71643305 × 30000000 yielding 2149299150000000

= 2286768466920610
