No problem, we've got 3872 and 9715 to multiply
3872 × 9715 = 9715 × (3872)
+ 9715 × 2 producing 19430
+ 9715 × 70 what gives us 680050
+ 9715 × 800 which equals 7772000
+ 9715 × 3000 what gives us 29145000

= 37616480
