No problem, we've got 1906 and 1630 to multiply
1906 × 1630 = 1630 × (1906)
+ 1630 × 6 which equals 9780
+ 1630 × 00 giving us 0
+ 1630 × 900 that is equal 1467000
+ 1630 × 1000 yielding 1630000

= 3106780
