No problem, we've got 2773 and 7656 to multiply
2773 × 7656 = 7656 × (2773)
+ 7656 × 3 yielding 22968
+ 7656 × 70 that results in 535920
+ 7656 × 700 what gives us 5359200
+ 7656 × 2000 what gives us 15312000

= 21230088
