Alright, let's work through 85052989 times 36108173 step by step
85052989 × 36108173 = 36108173 × (85052989)
+ 36108173 × 9 yielding 324973557
+ 36108173 × 80 what gives us 2888653840
+ 36108173 × 900 what gives us 32497355700
+ 36108173 × 2000 that results in 72216346000
+ 36108173 × 50000 that equals 1805408650000
+ 36108173 × 000000 which equals 0
+ 36108173 × 5000000 that is equal 180540865000000
+ 36108173 × 80000000 giving us 2888653840000000

= 3071108040979097
