No problem, we've got 81758179 and 41220185 to multiply
81758179 × 41220185 = 41220185 × (81758179)
+ 41220185 × 9 that equals 370981665
+ 41220185 × 70 what gives us 2885412950
+ 41220185 × 100 which equals 4122018500
+ 41220185 × 8000 that equals 329761480000
+ 41220185 × 50000 that results in 2061009250000
+ 41220185 × 700000 which equals 28854129500000
+ 41220185 × 1000000 that results in 41220185000000
+ 41220185 × 80000000 resulting in 3297614800000000

= 3370087263643115
