No problem, we've got 2828 and 7688 to multiply
2828 × 7688 = 7688 × (2828)
+ 7688 × 8 yielding 61504
+ 7688 × 20 which equals 153760
+ 7688 × 800 that is equal 6150400
+ 7688 × 2000 producing 15376000

= 21741664
