Alright, let's work through 8093986 times 99154196 step by step
8093986 × 99154196 = 99154196 × (8093986)
+ 99154196 × 6 that results in 594925176
+ 99154196 × 80 what gives us 7932335680
+ 99154196 × 900 which equals 89238776400
+ 99154196 × 3000 which equals 297462588000
+ 99154196 × 90000 that is equal 8923877640000
+ 99154196 × 000000 yielding 0
+ 99154196 × 8000000 yielding 793233568000000

= 802552674265256
