No problem, we've got 1916 and 4250 to multiply
1916 × 4250 = 4250 × (1916)
+ 4250 × 6 that is equal 25500
+ 4250 × 10 what gives us 42500
+ 4250 × 900 that equals 3825000
+ 4250 × 1000 giving us 4250000

= 8143000
