No problem, we've got 9874 and 1642 to multiply
9874 × 1642 = 1642 × (9874)
+ 1642 × 4 that equals 6568
+ 1642 × 70 what gives us 114940
+ 1642 × 800 yielding 1313600
+ 1642 × 9000 yielding 14778000

= 16213108
