Alright, let's work through 2839 times 6466 step by step
2839 × 6466 = 6466 × (2839)
+ 6466 × 9 producing 58194
+ 6466 × 30 resulting in 193980
+ 6466 × 800 yielding 5172800
+ 6466 × 2000 which equals 12932000

= 18356974
