Alright, let's work through 81437106 times 60671564 step by step
81437106 × 60671564 = 60671564 × (81437106)
+ 60671564 × 6 that equals 364029384
+ 60671564 × 00 that equals 0
+ 60671564 × 100 giving us 6067156400
+ 60671564 × 7000 yielding 424700948000
+ 60671564 × 30000 that results in 1820146920000
+ 60671564 × 400000 giving us 24268625600000
+ 60671564 × 1000000 resulting in 60671564000000
+ 60671564 × 80000000 yielding 4853725120000000

= 4940916588653784
