Alright, let's work through 5311 times 5138 step by step
5311 × 5138 = 5138 × (5311)
+ 5138 × 1 which equals 5138
+ 5138 × 10 which equals 51380
+ 5138 × 300 which equals 1541400
+ 5138 × 5000 resulting in 25690000

= 27287918
