No problem, we've got 8106564 and 20691730 to multiply
8106564 × 20691730 = 20691730 × (8106564)
+ 20691730 × 4 that is equal 82766920
+ 20691730 × 60 that results in 1241503800
+ 20691730 × 500 producing 10345865000
+ 20691730 × 6000 giving us 124150380000
+ 20691730 × 00000 producing 0
+ 20691730 × 100000 what gives us 2069173000000
+ 20691730 × 8000000 which equals 165533840000000

= 167738833515720
