Alright, let's work through 9971 times 579 step by step
9971 × 579 = 579 × (9971)
+ 579 × 1 that results in 579
+ 579 × 70 that equals 40530
+ 579 × 900 resulting in 521100
+ 579 × 9000 that equals 5211000

= 5773209
