No problem, we've got 1785 and 3930 to multiply
1785 × 3930 = 3930 × (1785)
+ 3930 × 5 that equals 19650
+ 3930 × 80 resulting in 314400
+ 3930 × 700 producing 2751000
+ 3930 × 1000 resulting in 3930000

= 7015050
