No problem, we've got 2173 and 1756 to multiply
2173 × 1756 = 1756 × (2173)
+ 1756 × 3 giving us 5268
+ 1756 × 70 which equals 122920
+ 1756 × 100 resulting in 175600
+ 1756 × 2000 resulting in 3512000

= 3815788
