Alright, let's work through 7921 times 8270 step by step
7921 × 8270 = 8270 × (7921)
+ 8270 × 1 yielding 8270
+ 8270 × 20 that results in 165400
+ 8270 × 900 what gives us 7443000
+ 8270 × 7000 what gives us 57890000

= 65506670
