Alright, let's work through 2621 times 6956 step by step
2621 × 6956 = 6956 × (2621)
+ 6956 × 1 yielding 6956
+ 6956 × 20 what gives us 139120
+ 6956 × 600 that is equal 4173600
+ 6956 × 2000 which equals 13912000

= 18231676
