Alright, let's work through 71896974 times 49007730 step by step
71896974 × 49007730 = 49007730 × (71896974)
+ 49007730 × 4 resulting in 196030920
+ 49007730 × 70 that results in 3430541100
+ 49007730 × 900 giving us 44106957000
+ 49007730 × 6000 what gives us 294046380000
+ 49007730 × 90000 producing 4410695700000
+ 49007730 × 800000 giving us 39206184000000
+ 49007730 × 1000000 producing 49007730000000
+ 49007730 × 70000000 what gives us 3430541100000000

= 3523507489609020
