No problem, we've got 7677 and 4102 to multiply
7677 × 4102 = 4102 × (7677)
+ 4102 × 7 which equals 28714
+ 4102 × 70 that is equal 287140
+ 4102 × 600 resulting in 2461200
+ 4102 × 7000 resulting in 28714000

= 31491054
