Alright, let's work through 42184973 times 51739557 step by step
42184973 × 51739557 = 51739557 × (42184973)
+ 51739557 × 3 resulting in 155218671
+ 51739557 × 70 that equals 3621768990
+ 51739557 × 900 yielding 46565601300
+ 51739557 × 4000 producing 206958228000
+ 51739557 × 80000 that is equal 4139164560000
+ 51739557 × 100000 that equals 5173955700000
+ 51739557 × 2000000 giving us 103479114000000
+ 51739557 × 40000000 that equals 2069582280000000

= 2182631815076961
