No problem, we've got 1670 and 8697 to multiply
1670 × 8697 = 8697 × (1670)
+ 8697 × 0 which equals 0
+ 8697 × 70 what gives us 608790
+ 8697 × 600 yielding 5218200
+ 8697 × 1000 that is equal 8697000

= 14523990
