No problem, we've got 6870741 and 78950391 to multiply
6870741 × 78950391 = 78950391 × (6870741)
+ 78950391 × 1 that results in 78950391
+ 78950391 × 40 that results in 3158015640
+ 78950391 × 700 that results in 55265273700
+ 78950391 × 0000 producing 0
+ 78950391 × 70000 which equals 5526527370000
+ 78950391 × 800000 that equals 63160312800000
+ 78950391 × 6000000 resulting in 473702346000000

= 542447688409731
