Alright, let's work through 1331 times 4911 step by step
1331 × 4911 = 4911 × (1331)
+ 4911 × 1 resulting in 4911
+ 4911 × 30 what gives us 147330
+ 4911 × 300 what gives us 1473300
+ 4911 × 1000 which equals 4911000

= 6536541
