Alright, let's work through 81948542 times 70442505 step by step
81948542 × 70442505 = 70442505 × (81948542)
+ 70442505 × 2 giving us 140885010
+ 70442505 × 40 that results in 2817700200
+ 70442505 × 500 resulting in 35221252500
+ 70442505 × 8000 what gives us 563540040000
+ 70442505 × 40000 that results in 2817700200000
+ 70442505 × 900000 that equals 63398254500000
+ 70442505 × 1000000 yielding 70442505000000
+ 70442505 × 80000000 that equals 5635400400000000

= 5772660579577710
