Alright, let's work through 75547442 times 80506857 step by step
75547442 × 80506857 = 80506857 × (75547442)
+ 80506857 × 2 yielding 161013714
+ 80506857 × 40 that results in 3220274280
+ 80506857 × 400 resulting in 32202742800
+ 80506857 × 7000 that is equal 563547999000
+ 80506857 × 40000 which equals 3220274280000
+ 80506857 × 500000 which equals 40253428500000
+ 80506857 × 5000000 producing 402534285000000
+ 80506857 × 70000000 yielding 5635479990000000

= 6082087109809794
