Alright, let's work through 89098624 times 42223946 step by step
89098624 × 42223946 = 42223946 × (89098624)
+ 42223946 × 4 resulting in 168895784
+ 42223946 × 20 yielding 844478920
+ 42223946 × 600 resulting in 25334367600
+ 42223946 × 8000 that is equal 337791568000
+ 42223946 × 90000 giving us 3800155140000
+ 42223946 × 000000 resulting in 0
+ 42223946 × 9000000 yielding 380015514000000
+ 42223946 × 80000000 that is equal 3377915680000000

= 3762095488450304
