Alright, let's work through 71120001 times 21796849 step by step
71120001 × 21796849 = 21796849 × (71120001)
+ 21796849 × 1 what gives us 21796849
+ 21796849 × 00 resulting in 0
+ 21796849 × 000 that results in 0
+ 21796849 × 0000 resulting in 0
+ 21796849 × 20000 which equals 435936980000
+ 21796849 × 100000 producing 2179684900000
+ 21796849 × 1000000 giving us 21796849000000
+ 21796849 × 70000000 producing 1525779430000000

= 1550191922676849
