Alright, let's work through 65043961 times 43421427 step by step
65043961 × 43421427 = 43421427 × (65043961)
+ 43421427 × 1 what gives us 43421427
+ 43421427 × 60 that results in 2605285620
+ 43421427 × 900 that results in 39079284300
+ 43421427 × 3000 that results in 130264281000
+ 43421427 × 40000 yielding 1736857080000
+ 43421427 × 000000 that is equal 0
+ 43421427 × 5000000 yielding 217107135000000
+ 43421427 × 60000000 what gives us 2605285620000000

= 2824301604352347
