No problem, we've got 28795457 and 45277759 to multiply
28795457 × 45277759 = 45277759 × (28795457)
+ 45277759 × 7 what gives us 316944313
+ 45277759 × 50 which equals 2263887950
+ 45277759 × 400 what gives us 18111103600
+ 45277759 × 5000 yielding 226388795000
+ 45277759 × 90000 what gives us 4074998310000
+ 45277759 × 700000 giving us 31694431300000
+ 45277759 × 8000000 that equals 362222072000000
+ 45277759 × 20000000 resulting in 905555180000000

= 1303793762340863
