No problem, we've got 78931266 and 42721867 to multiply
78931266 × 42721867 = 42721867 × (78931266)
+ 42721867 × 6 giving us 256331202
+ 42721867 × 60 giving us 2563312020
+ 42721867 × 200 that equals 8544373400
+ 42721867 × 1000 what gives us 42721867000
+ 42721867 × 30000 giving us 1281656010000
+ 42721867 × 900000 giving us 38449680300000
+ 42721867 × 8000000 giving us 341774936000000
+ 42721867 × 70000000 giving us 2990530690000000

= 3372091048193622
