Alright, let's work through 2665 times 6139 step by step
2665 × 6139 = 6139 × (2665)
+ 6139 × 5 yielding 30695
+ 6139 × 60 resulting in 368340
+ 6139 × 600 which equals 3683400
+ 6139 × 2000 which equals 12278000

= 16360435
