Alright, let's work through 71671279 times 97255632 step by step
71671279 × 97255632 = 97255632 × (71671279)
+ 97255632 × 9 that equals 875300688
+ 97255632 × 70 which equals 6807894240
+ 97255632 × 200 what gives us 19451126400
+ 97255632 × 1000 which equals 97255632000
+ 97255632 × 70000 yielding 6807894240000
+ 97255632 × 600000 that is equal 58353379200000
+ 97255632 × 1000000 that equals 97255632000000
+ 97255632 × 70000000 that equals 6807894240000000

= 6970435535393328
