Alright, let's work through 5590 times 6521 step by step
5590 × 6521 = 6521 × (5590)
+ 6521 × 0 that results in 0
+ 6521 × 90 that results in 586890
+ 6521 × 500 that equals 3260500
+ 6521 × 5000 giving us 32605000

= 36452390
