Alright, let's work through 48276829 times 91811163 step by step
48276829 × 91811163 = 91811163 × (48276829)
+ 91811163 × 9 what gives us 826300467
+ 91811163 × 20 yielding 1836223260
+ 91811163 × 800 producing 73448930400
+ 91811163 × 6000 that results in 550866978000
+ 91811163 × 70000 which equals 6426781410000
+ 91811163 × 200000 that equals 18362232600000
+ 91811163 × 8000000 that is equal 734489304000000
+ 91811163 × 40000000 producing 3672446520000000

= 4432351816442127
