Alright, let's work through 64126081 times 45939561 step by step
64126081 × 45939561 = 45939561 × (64126081)
+ 45939561 × 1 which equals 45939561
+ 45939561 × 80 giving us 3675164880
+ 45939561 × 000 that equals 0
+ 45939561 × 6000 what gives us 275637366000
+ 45939561 × 20000 yielding 918791220000
+ 45939561 × 100000 resulting in 4593956100000
+ 45939561 × 4000000 giving us 183758244000000
+ 45939561 × 60000000 giving us 2756373660000000

= 2945924009790441
