Alright, let's work through 93999364 times 88520199 step by step
93999364 × 88520199 = 88520199 × (93999364)
+ 88520199 × 4 that results in 354080796
+ 88520199 × 60 which equals 5311211940
+ 88520199 × 300 yielding 26556059700
+ 88520199 × 9000 that equals 796681791000
+ 88520199 × 90000 yielding 7966817910000
+ 88520199 × 900000 what gives us 79668179100000
+ 88520199 × 3000000 producing 265560597000000
+ 88520199 × 90000000 resulting in 7966817910000000

= 8320842407153436
