Alright, let's work through 2959 times 7137 step by step
2959 × 7137 = 7137 × (2959)
+ 7137 × 9 which equals 64233
+ 7137 × 50 that results in 356850
+ 7137 × 900 resulting in 6423300
+ 7137 × 2000 that equals 14274000

= 21118383
