No problem, we've got 1844 and 7644 to multiply
1844 × 7644 = 7644 × (1844)
+ 7644 × 4 what gives us 30576
+ 7644 × 40 yielding 305760
+ 7644 × 800 producing 6115200
+ 7644 × 1000 that is equal 7644000

= 14095536
