No problem, we've got 6449 and 8161 to multiply
6449 × 8161 = 8161 × (6449)
+ 8161 × 9 that is equal 73449
+ 8161 × 40 what gives us 326440
+ 8161 × 400 what gives us 3264400
+ 8161 × 6000 resulting in 48966000

= 52630289
