No problem, we've got 2158 and 1788 to multiply
2158 × 1788 = 1788 × (2158)
+ 1788 × 8 yielding 14304
+ 1788 × 50 resulting in 89400
+ 1788 × 100 resulting in 178800
+ 1788 × 2000 that equals 3576000

= 3858504
