No problem, we've got 46924185 and 84064841 to multiply
46924185 × 84064841 = 84064841 × (46924185)
+ 84064841 × 5 that equals 420324205
+ 84064841 × 80 what gives us 6725187280
+ 84064841 × 100 producing 8406484100
+ 84064841 × 4000 producing 336259364000
+ 84064841 × 20000 giving us 1681296820000
+ 84064841 × 900000 giving us 75658356900000
+ 84064841 × 6000000 that results in 504389046000000
+ 84064841 × 40000000 resulting in 3362593640000000

= 3944674151079585
