No problem, we've got 79378161 and 20580220 to multiply
79378161 × 20580220 = 20580220 × (79378161)
+ 20580220 × 1 resulting in 20580220
+ 20580220 × 60 that results in 1234813200
+ 20580220 × 100 yielding 2058022000
+ 20580220 × 8000 what gives us 164641760000
+ 20580220 × 70000 giving us 1440615400000
+ 20580220 × 300000 that results in 6174066000000
+ 20580220 × 9000000 yielding 185221980000000
+ 20580220 × 70000000 which equals 1440615400000000

= 1633620016575420
