Alright, let's work through 73181745 times 71595390 step by step
73181745 × 71595390 = 71595390 × (73181745)
+ 71595390 × 5 that results in 357976950
+ 71595390 × 40 that equals 2863815600
+ 71595390 × 700 producing 50116773000
+ 71595390 × 1000 that is equal 71595390000
+ 71595390 × 80000 producing 5727631200000
+ 71595390 × 100000 that results in 7159539000000
+ 71595390 × 3000000 giving us 214786170000000
+ 71595390 × 70000000 which equals 5011677300000000

= 5239475574155550
