Alright, let's work through 71256319 times 15097092 step by step
71256319 × 15097092 = 15097092 × (71256319)
+ 15097092 × 9 resulting in 135873828
+ 15097092 × 10 giving us 150970920
+ 15097092 × 300 that results in 4529127600
+ 15097092 × 6000 resulting in 90582552000
+ 15097092 × 50000 resulting in 754854600000
+ 15097092 × 200000 resulting in 3019418400000
+ 15097092 × 1000000 resulting in 15097092000000
+ 15097092 × 70000000 producing 1056796440000000

= 1075763203524348
