No problem, we've got 28447752 and 40780912 to multiply
28447752 × 40780912 = 40780912 × (28447752)
+ 40780912 × 2 that is equal 81561824
+ 40780912 × 50 producing 2039045600
+ 40780912 × 700 that equals 28546638400
+ 40780912 × 7000 giving us 285466384000
+ 40780912 × 40000 that results in 1631236480000
+ 40780912 × 400000 which equals 16312364800000
+ 40780912 × 8000000 yielding 326247296000000
+ 40780912 × 20000000 that equals 815618240000000

= 1160125270909824
