No problem, we've got 3129 and 5261 to multiply
3129 × 5261 = 5261 × (3129)
+ 5261 × 9 producing 47349
+ 5261 × 20 producing 105220
+ 5261 × 100 that is equal 526100
+ 5261 × 3000 what gives us 15783000

= 16461669
