Alright, let's work through 84562947 times 49761115 step by step
84562947 × 49761115 = 49761115 × (84562947)
+ 49761115 × 7 yielding 348327805
+ 49761115 × 40 producing 1990444600
+ 49761115 × 900 resulting in 44785003500
+ 49761115 × 2000 giving us 99522230000
+ 49761115 × 60000 resulting in 2985666900000
+ 49761115 × 500000 which equals 24880557500000
+ 49761115 × 4000000 which equals 199044460000000
+ 49761115 × 80000000 what gives us 3980889200000000

= 4207946530405905
