Alright, let's work through 42969773 times 87431069 step by step
42969773 × 87431069 = 87431069 × (42969773)
+ 87431069 × 3 what gives us 262293207
+ 87431069 × 70 that is equal 6120174830
+ 87431069 × 700 that results in 61201748300
+ 87431069 × 9000 giving us 786879621000
+ 87431069 × 60000 which equals 5245864140000
+ 87431069 × 900000 which equals 78687962100000
+ 87431069 × 2000000 yielding 174862138000000
+ 87431069 × 40000000 producing 3497242760000000

= 3756893188077337
