Alright, let's work through 6441 times 5998 step by step
6441 × 5998 = 5998 × (6441)
+ 5998 × 1 that is equal 5998
+ 5998 × 40 what gives us 239920
+ 5998 × 400 resulting in 2399200
+ 5998 × 6000 producing 35988000

= 38633118
