No problem, we've got 4352 and 4660 to multiply
4352 × 4660 = 4660 × (4352)
+ 4660 × 2 what gives us 9320
+ 4660 × 50 that equals 233000
+ 4660 × 300 yielding 1398000
+ 4660 × 4000 giving us 18640000

= 20280320
