We're going to solve 77973446 multiplied by 85815649
77973446 × 85815649 = 85815649 × (77973446)
+ 85815649 × 6 producing 514893894
+ 85815649 × 40 producing 3432625960
+ 85815649 × 400 yielding 34326259600
+ 85815649 × 3000 which equals 257446947000
+ 85815649 × 70000 that equals 6007095430000
+ 85815649 × 900000 resulting in 77234084100000
+ 85815649 × 7000000 that is equal 600709543000000
+ 85815649 × 70000000 that equals 6007095430000000

= 6691341873256454
