No problem, we've got 3455 and 5123 to multiply
3455 × 5123 = 5123 × (3455)
+ 5123 × 5 which equals 25615
+ 5123 × 50 producing 256150
+ 5123 × 400 which equals 2049200
+ 5123 × 3000 yielding 15369000

= 17699965
