No problem, we've got 2481 and 4809 to multiply
2481 × 4809 = 4809 × (2481)
+ 4809 × 1 what gives us 4809
+ 4809 × 80 giving us 384720
+ 4809 × 400 producing 1923600
+ 4809 × 2000 that results in 9618000

= 11931129
