Alright, let's work through 71649998 times 79349137 step by step
71649998 × 79349137 = 79349137 × (71649998)
+ 79349137 × 8 yielding 634793096
+ 79349137 × 90 yielding 7141422330
+ 79349137 × 900 that is equal 71414223300
+ 79349137 × 9000 what gives us 714142233000
+ 79349137 × 40000 that results in 3173965480000
+ 79349137 × 600000 that is equal 47609482200000
+ 79349137 × 1000000 giving us 79349137000000
+ 79349137 × 70000000 yielding 5554439590000000

= 5685365507351726
