No problem, we've got 7770 and 6331 to multiply
7770 × 6331 = 6331 × (7770)
+ 6331 × 0 which equals 0
+ 6331 × 70 that equals 443170
+ 6331 × 700 what gives us 4431700
+ 6331 × 7000 resulting in 44317000

= 49191870
