Alright, let's work through 8158 times 8010 step by step
8158 × 8010 = 8010 × (8158)
+ 8010 × 8 that equals 64080
+ 8010 × 50 resulting in 400500
+ 8010 × 100 that equals 801000
+ 8010 × 8000 what gives us 64080000

= 65345580
