Alright, let's work through 75660172 times 89210022 step by step
75660172 × 89210022 = 89210022 × (75660172)
+ 89210022 × 2 yielding 178420044
+ 89210022 × 70 yielding 6244701540
+ 89210022 × 100 that is equal 8921002200
+ 89210022 × 0000 that results in 0
+ 89210022 × 60000 that is equal 5352601320000
+ 89210022 × 600000 yielding 53526013200000
+ 89210022 × 5000000 producing 446050110000000
+ 89210022 × 70000000 producing 6244701540000000

= 6749645608643784
