No problem, we've got 3971 and 2351 to multiply
3971 × 2351 = 2351 × (3971)
+ 2351 × 1 what gives us 2351
+ 2351 × 70 producing 164570
+ 2351 × 900 resulting in 2115900
+ 2351 × 3000 resulting in 7053000

= 9335821
