No problem, we've got 2775 and 4355 to multiply
2775 × 4355 = 4355 × (2775)
+ 4355 × 5 giving us 21775
+ 4355 × 70 producing 304850
+ 4355 × 700 that results in 3048500
+ 4355 × 2000 producing 8710000

= 12085125
