Alright, let's work through 7947 times 7870 step by step
7947 × 7870 = 7870 × (7947)
+ 7870 × 7 that results in 55090
+ 7870 × 40 yielding 314800
+ 7870 × 900 giving us 7083000
+ 7870 × 7000 that results in 55090000

= 62542890
