Alright, let's work through 6479 times 7961 step by step
6479 × 7961 = 7961 × (6479)
+ 7961 × 9 yielding 71649
+ 7961 × 70 which equals 557270
+ 7961 × 400 that is equal 3184400
+ 7961 × 6000 what gives us 47766000

= 51579319
