Alright, let's work through 71326807 times 51473648 step by step
71326807 × 51473648 = 51473648 × (71326807)
+ 51473648 × 7 that equals 360315536
+ 51473648 × 00 yielding 0
+ 51473648 × 800 that results in 41178918400
+ 51473648 × 6000 that equals 308841888000
+ 51473648 × 20000 that results in 1029472960000
+ 51473648 × 300000 which equals 15442094400000
+ 51473648 × 1000000 yielding 51473648000000
+ 51473648 × 70000000 resulting in 3603155360000000

= 3671450956481936
