No problem, we've got 78534393 and 49513998 to multiply
78534393 × 49513998 = 49513998 × (78534393)
+ 49513998 × 3 what gives us 148541994
+ 49513998 × 90 that is equal 4456259820
+ 49513998 × 300 that is equal 14854199400
+ 49513998 × 4000 what gives us 198055992000
+ 49513998 × 30000 that results in 1485419940000
+ 49513998 × 500000 resulting in 24756999000000
+ 49513998 × 8000000 that results in 396111984000000
+ 49513998 × 70000000 that results in 3465979860000000

= 3888551777933214
