No problem, we've got 1391 and 9778 to multiply
1391 × 9778 = 9778 × (1391)
+ 9778 × 1 that is equal 9778
+ 9778 × 90 giving us 880020
+ 9778 × 300 that results in 2933400
+ 9778 × 1000 that results in 9778000

= 13601198
