Alright, let's work through 75121827 times 79384803 step by step
75121827 × 79384803 = 79384803 × (75121827)
+ 79384803 × 7 that results in 555693621
+ 79384803 × 20 giving us 1587696060
+ 79384803 × 800 yielding 63507842400
+ 79384803 × 1000 resulting in 79384803000
+ 79384803 × 20000 giving us 1587696060000
+ 79384803 × 100000 producing 7938480300000
+ 79384803 × 5000000 that equals 396924015000000
+ 79384803 × 70000000 producing 5556936210000000

= 5963531437395081
