Alright, let's work through 45307735 times 91278759 step by step
45307735 × 91278759 = 91278759 × (45307735)
+ 91278759 × 5 which equals 456393795
+ 91278759 × 30 resulting in 2738362770
+ 91278759 × 700 that is equal 63895131300
+ 91278759 × 7000 that equals 638951313000
+ 91278759 × 00000 which equals 0
+ 91278759 × 300000 that equals 27383627700000
+ 91278759 × 5000000 that results in 456393795000000
+ 91278759 × 40000000 resulting in 3651150360000000

= 4135633823900865
