Alright, let's work through 81379194 times 46885482 step by step
81379194 × 46885482 = 46885482 × (81379194)
+ 46885482 × 4 giving us 187541928
+ 46885482 × 90 resulting in 4219693380
+ 46885482 × 100 giving us 4688548200
+ 46885482 × 9000 producing 421969338000
+ 46885482 × 70000 that results in 3281983740000
+ 46885482 × 300000 that is equal 14065644600000
+ 46885482 × 1000000 that results in 46885482000000
+ 46885482 × 80000000 that results in 3750838560000000

= 3815502735461508
