No problem, we've got 3975 and 9947 to multiply
3975 × 9947 = 9947 × (3975)
+ 9947 × 5 that is equal 49735
+ 9947 × 70 yielding 696290
+ 9947 × 900 resulting in 8952300
+ 9947 × 3000 giving us 29841000

= 39539325
