Alright, let's work through 82152376 times 80671938 step by step
82152376 × 80671938 = 80671938 × (82152376)
+ 80671938 × 6 that equals 484031628
+ 80671938 × 70 that equals 5647035660
+ 80671938 × 300 what gives us 24201581400
+ 80671938 × 2000 that results in 161343876000
+ 80671938 × 50000 that is equal 4033596900000
+ 80671938 × 100000 what gives us 8067193800000
+ 80671938 × 2000000 what gives us 161343876000000
+ 80671938 × 80000000 resulting in 6453755040000000

= 6627391383224688
