Alright, let's work through 71408345 times 60267989 step by step
71408345 × 60267989 = 60267989 × (71408345)
+ 60267989 × 5 resulting in 301339945
+ 60267989 × 40 resulting in 2410719560
+ 60267989 × 300 resulting in 18080396700
+ 60267989 × 8000 resulting in 482143912000
+ 60267989 × 00000 yielding 0
+ 60267989 × 400000 resulting in 24107195600000
+ 60267989 × 1000000 that results in 60267989000000
+ 60267989 × 70000000 which equals 4218759230000000

= 4303637350968205
