Alright, let's work through 1336 times 9931 step by step
1336 × 9931 = 9931 × (1336)
+ 9931 × 6 that equals 59586
+ 9931 × 30 yielding 297930
+ 9931 × 300 resulting in 2979300
+ 9931 × 1000 producing 9931000

= 13267816
