Alright, let's work through 83971584 times 22021773 step by step
83971584 × 22021773 = 22021773 × (83971584)
+ 22021773 × 4 giving us 88087092
+ 22021773 × 80 resulting in 1761741840
+ 22021773 × 500 yielding 11010886500
+ 22021773 × 1000 resulting in 22021773000
+ 22021773 × 70000 giving us 1541524110000
+ 22021773 × 900000 that results in 19819595700000
+ 22021773 × 3000000 that is equal 66065319000000
+ 22021773 × 80000000 that results in 1761741840000000

= 1849203161298432
