No problem, we've got 80872957 and 42360175 to multiply
80872957 × 42360175 = 42360175 × (80872957)
+ 42360175 × 7 that is equal 296521225
+ 42360175 × 50 producing 2118008750
+ 42360175 × 900 yielding 38124157500
+ 42360175 × 2000 giving us 84720350000
+ 42360175 × 70000 which equals 2965212250000
+ 42360175 × 800000 which equals 33888140000000
+ 42360175 × 0000000 that is equal 0
+ 42360175 × 80000000 that results in 3388814000000000

= 3425792611287475
