No problem, we've got 1977 and 1790 to multiply
1977 × 1790 = 1790 × (1977)
+ 1790 × 7 resulting in 12530
+ 1790 × 70 giving us 125300
+ 1790 × 900 producing 1611000
+ 1790 × 1000 yielding 1790000

= 3538830
