We're going to solve 77946915 multiplied by 80900206
77946915 × 80900206 = 80900206 × (77946915)
+ 80900206 × 5 which equals 404501030
+ 80900206 × 10 yielding 809002060
+ 80900206 × 900 producing 72810185400
+ 80900206 × 6000 that equals 485401236000
+ 80900206 × 40000 what gives us 3236008240000
+ 80900206 × 900000 producing 72810185400000
+ 80900206 × 7000000 that equals 566301442000000
+ 80900206 × 70000000 what gives us 5663014420000000

= 6305921480564490
