No problem, we've got 7772 and 5605 to multiply
7772 × 5605 = 5605 × (7772)
+ 5605 × 2 what gives us 11210
+ 5605 × 70 resulting in 392350
+ 5605 × 700 that results in 3923500
+ 5605 × 7000 resulting in 39235000

= 43562060
