Alright, let's work through 2661 times 2443 step by step
2661 × 2443 = 2443 × (2661)
+ 2443 × 1 that is equal 2443
+ 2443 × 60 that is equal 146580
+ 2443 × 600 resulting in 1465800
+ 2443 × 2000 which equals 4886000

= 6500823
