No problem, we've got 9444 and 6839 to multiply
9444 × 6839 = 6839 × (9444)
+ 6839 × 4 resulting in 27356
+ 6839 × 40 what gives us 273560
+ 6839 × 400 which equals 2735600
+ 6839 × 9000 which equals 61551000

= 64587516
