No problem, we've got 47820293 and 76694930 to multiply
47820293 × 76694930 = 76694930 × (47820293)
+ 76694930 × 3 which equals 230084790
+ 76694930 × 90 that equals 6902543700
+ 76694930 × 200 what gives us 15338986000
+ 76694930 × 0000 what gives us 0
+ 76694930 × 20000 yielding 1533898600000
+ 76694930 × 800000 that equals 61355944000000
+ 76694930 × 7000000 yielding 536864510000000
+ 76694930 × 40000000 what gives us 3067797200000000

= 3667574024214490
