No problem, we've got 2160 and 4649 to multiply
2160 × 4649 = 4649 × (2160)
+ 4649 × 0 that equals 0
+ 4649 × 60 what gives us 278940
+ 4649 × 100 yielding 464900
+ 4649 × 2000 that results in 9298000

= 10041840
