Alright, let's work through 2775 times 7671 step by step
2775 × 7671 = 7671 × (2775)
+ 7671 × 5 resulting in 38355
+ 7671 × 70 that equals 536970
+ 7671 × 700 giving us 5369700
+ 7671 × 2000 resulting in 15342000

= 21287025
