Alright, let's work through 9861 times 1572 step by step
9861 × 1572 = 1572 × (9861)
+ 1572 × 1 giving us 1572
+ 1572 × 60 yielding 94320
+ 1572 × 800 that equals 1257600
+ 1572 × 9000 yielding 14148000

= 15501492
