Alright, let's work through 90608305 times 1309993 step by step
90608305 × 1309993 = 1309993 × (90608305)
+ 1309993 × 5 producing 6549965
+ 1309993 × 00 resulting in 0
+ 1309993 × 300 resulting in 392997900
+ 1309993 × 8000 giving us 10479944000
+ 1309993 × 00000 that equals 0
+ 1309993 × 600000 that is equal 785995800000
+ 1309993 × 0000000 that is equal 0
+ 1309993 × 90000000 what gives us 117899370000000

= 118696245291865
