Alright, let's work through 5987 times 6107 step by step
5987 × 6107 = 6107 × (5987)
+ 6107 × 7 that is equal 42749
+ 6107 × 80 that equals 488560
+ 6107 × 900 which equals 5496300
+ 6107 × 5000 which equals 30535000

= 36562609
