Alright, let's work through 106665 times 8643377 step by step
106665 × 8643377 = 8643377 × (106665)
+ 8643377 × 5 producing 43216885
+ 8643377 × 60 what gives us 518602620
+ 8643377 × 600 which equals 5186026200
+ 8643377 × 6000 that equals 51860262000
+ 8643377 × 00000 which equals 0
+ 8643377 × 100000 that equals 864337700000

= 921945807705
