Let's calculate 6687 x 8372
6687 × 8372 = 8372 × (6687)
+ 8372 × 7 resulting in 58604
+ 8372 × 80 that equals 669760
+ 8372 × 600 that is equal 5023200
+ 8372 × 6000 which equals 50232000

= 55983564
