Alright, let's work through 90887473 times 38253925 step by step
90887473 × 38253925 = 38253925 × (90887473)
+ 38253925 × 3 that results in 114761775
+ 38253925 × 70 producing 2677774750
+ 38253925 × 400 resulting in 15301570000
+ 38253925 × 7000 that is equal 267777475000
+ 38253925 × 80000 yielding 3060314000000
+ 38253925 × 800000 resulting in 30603140000000
+ 38253925 × 0000000 that results in 0
+ 38253925 × 90000000 producing 3442853250000000

= 3476802575581525
