No problem, we've got 1965 and 2628 to multiply
1965 × 2628 = 2628 × (1965)
+ 2628 × 5 that is equal 13140
+ 2628 × 60 that is equal 157680
+ 2628 × 900 that is equal 2365200
+ 2628 × 1000 what gives us 2628000

= 5164020
