No problem, we've got 9992 and 6893 to multiply
9992 × 6893 = 6893 × (9992)
+ 6893 × 2 that is equal 13786
+ 6893 × 90 what gives us 620370
+ 6893 × 900 that is equal 6203700
+ 6893 × 9000 yielding 62037000

= 68874856
