Let's calculate 42712289 x 72237824
42712289 × 72237824 = 72237824 × (42712289)
+ 72237824 × 9 what gives us 650140416
+ 72237824 × 80 that is equal 5779025920
+ 72237824 × 200 producing 14447564800
+ 72237824 × 2000 that results in 144475648000
+ 72237824 × 10000 that equals 722378240000
+ 72237824 × 700000 that is equal 50566476800000
+ 72237824 × 2000000 resulting in 144475648000000
+ 72237824 × 40000000 producing 2889512960000000

= 3085442815419136
