Alright, let's work through 2181 times 661 step by step
2181 × 661 = 661 × (2181)
+ 661 × 1 producing 661
+ 661 × 80 yielding 52880
+ 661 × 100 that equals 66100
+ 661 × 2000 which equals 1322000

= 1441641
