No problem, we've got 3709 and 4180 to multiply
3709 × 4180 = 4180 × (3709)
+ 4180 × 9 that results in 37620
+ 4180 × 00 which equals 0
+ 4180 × 700 which equals 2926000
+ 4180 × 3000 that equals 12540000

= 15503620
