No problem, we've got 1529 and 9721 to multiply
1529 × 9721 = 9721 × (1529)
+ 9721 × 9 which equals 87489
+ 9721 × 20 that equals 194420
+ 9721 × 500 yielding 4860500
+ 9721 × 1000 which equals 9721000

= 14863409
