Alright, let's work through 1972 times 6370 step by step
1972 × 6370 = 6370 × (1972)
+ 6370 × 2 giving us 12740
+ 6370 × 70 producing 445900
+ 6370 × 900 that is equal 5733000
+ 6370 × 1000 that results in 6370000

= 12561640
