Alright, let's work through 5739 times 2646 step by step
5739 × 2646 = 2646 × (5739)
+ 2646 × 9 what gives us 23814
+ 2646 × 30 which equals 79380
+ 2646 × 700 yielding 1852200
+ 2646 × 5000 that equals 13230000

= 15185394
