Alright, let's work through 9620398 times 88881215 step by step
9620398 × 88881215 = 88881215 × (9620398)
+ 88881215 × 8 that results in 711049720
+ 88881215 × 90 that is equal 7999309350
+ 88881215 × 300 giving us 26664364500
+ 88881215 × 0000 producing 0
+ 88881215 × 20000 what gives us 1777624300000
+ 88881215 × 600000 yielding 53328729000000
+ 88881215 × 9000000 that equals 799930935000000

= 855072663023570
