No problem, we've got 7628 and 1815 to multiply
7628 × 1815 = 1815 × (7628)
+ 1815 × 8 that equals 14520
+ 1815 × 20 producing 36300
+ 1815 × 600 that is equal 1089000
+ 1815 × 7000 that equals 12705000

= 13844820
