No problem, we've got 5277 and 700 to multiply
5277 × 700 = 700 × (5277)
+ 700 × 7 what gives us 4900
+ 700 × 70 resulting in 49000
+ 700 × 200 that results in 140000
+ 700 × 5000 yielding 3500000

= 3693900
