No problem, we've got 77834493 and 43141775 to multiply
77834493 × 43141775 = 43141775 × (77834493)
+ 43141775 × 3 which equals 129425325
+ 43141775 × 90 yielding 3882759750
+ 43141775 × 400 that equals 17256710000
+ 43141775 × 4000 giving us 172567100000
+ 43141775 × 30000 that equals 1294253250000
+ 43141775 × 800000 giving us 34513420000000
+ 43141775 × 7000000 that is equal 301992425000000
+ 43141775 × 70000000 yielding 3019924250000000

= 3357918184245075
