No problem, we've got 3895 and 3141 to multiply
3895 × 3141 = 3141 × (3895)
+ 3141 × 5 what gives us 15705
+ 3141 × 90 resulting in 282690
+ 3141 × 800 which equals 2512800
+ 3141 × 3000 that equals 9423000

= 12234195
