Alright, let's work through 87941948 times 53170140 step by step
87941948 × 53170140 = 53170140 × (87941948)
+ 53170140 × 8 producing 425361120
+ 53170140 × 40 yielding 2126805600
+ 53170140 × 900 resulting in 47853126000
+ 53170140 × 1000 which equals 53170140000
+ 53170140 × 40000 producing 2126805600000
+ 53170140 × 900000 giving us 47853126000000
+ 53170140 × 7000000 that results in 372190980000000
+ 53170140 × 80000000 that is equal 4253611200000000

= 4675885687032720
