No problem, we've got 7875 and 5122 to multiply
7875 × 5122 = 5122 × (7875)
+ 5122 × 5 that is equal 25610
+ 5122 × 70 yielding 358540
+ 5122 × 800 what gives us 4097600
+ 5122 × 7000 yielding 35854000

= 40335750
