Alright, let's work through 87998936 times 48148289 step by step
87998936 × 48148289 = 48148289 × (87998936)
+ 48148289 × 6 yielding 288889734
+ 48148289 × 30 yielding 1444448670
+ 48148289 × 900 resulting in 43333460100
+ 48148289 × 8000 what gives us 385186312000
+ 48148289 × 90000 giving us 4333346010000
+ 48148289 × 900000 that is equal 43333460100000
+ 48148289 × 7000000 giving us 337038023000000
+ 48148289 × 80000000 producing 3851863120000000

= 4236998202220504
