Alright, let's work through 5980 times 5644 step by step
5980 × 5644 = 5644 × (5980)
+ 5644 × 0 that equals 0
+ 5644 × 80 yielding 451520
+ 5644 × 900 which equals 5079600
+ 5644 × 5000 yielding 28220000

= 33751120
