Alright, let's work through 83817326 times 91782982 step by step
83817326 × 91782982 = 91782982 × (83817326)
+ 91782982 × 6 yielding 550697892
+ 91782982 × 20 yielding 1835659640
+ 91782982 × 300 resulting in 27534894600
+ 91782982 × 7000 resulting in 642480874000
+ 91782982 × 10000 yielding 917829820000
+ 91782982 × 800000 which equals 73426385600000
+ 91782982 × 3000000 that equals 275348946000000
+ 91782982 × 80000000 yielding 7342638560000000

= 7693004123546132
