No problem, we've got 1456 and 1788 to multiply
1456 × 1788 = 1788 × (1456)
+ 1788 × 6 which equals 10728
+ 1788 × 50 yielding 89400
+ 1788 × 400 that equals 715200
+ 1788 × 1000 what gives us 1788000

= 2603328
