No problem, we've got 80130920 and 88050215 to multiply
80130920 × 88050215 = 88050215 × (80130920)
+ 88050215 × 0 what gives us 0
+ 88050215 × 20 that equals 1761004300
+ 88050215 × 900 that results in 79245193500
+ 88050215 × 0000 that equals 0
+ 88050215 × 30000 resulting in 2641506450000
+ 88050215 × 100000 giving us 8805021500000
+ 88050215 × 0000000 producing 0
+ 88050215 × 80000000 yielding 7044017200000000

= 7055544734147800
