Alright, let's work through 84942947 times 84609463 step by step
84942947 × 84609463 = 84609463 × (84942947)
+ 84609463 × 7 that is equal 592266241
+ 84609463 × 40 resulting in 3384378520
+ 84609463 × 900 that results in 76148516700
+ 84609463 × 2000 that is equal 169218926000
+ 84609463 × 40000 that results in 3384378520000
+ 84609463 × 900000 what gives us 76148516700000
+ 84609463 × 4000000 producing 338437852000000
+ 84609463 × 80000000 which equals 6768757040000000

= 7186977131307461
