Alright, let's work through 86620382 times 74848298 step by step
86620382 × 74848298 = 74848298 × (86620382)
+ 74848298 × 2 resulting in 149696596
+ 74848298 × 80 yielding 5987863840
+ 74848298 × 300 that equals 22454489400
+ 74848298 × 0000 that is equal 0
+ 74848298 × 20000 giving us 1496965960000
+ 74848298 × 600000 that equals 44908978800000
+ 74848298 × 6000000 that results in 449089788000000
+ 74848298 × 80000000 producing 5987863840000000

= 6483388164809836
