We're going to solve 2871 multiplied by 6213
2871 × 6213 = 6213 × (2871)
+ 6213 × 1 resulting in 6213
+ 6213 × 70 that results in 434910
+ 6213 × 800 what gives us 4970400
+ 6213 × 2000 that is equal 12426000

= 17837523
