Alright, let's work through 72614766 times 87712847 step by step
72614766 × 87712847 = 87712847 × (72614766)
+ 87712847 × 6 producing 526277082
+ 87712847 × 60 that equals 5262770820
+ 87712847 × 700 resulting in 61398992900
+ 87712847 × 4000 producing 350851388000
+ 87712847 × 10000 resulting in 877128470000
+ 87712847 × 600000 that results in 52627708200000
+ 87712847 × 2000000 that equals 175425694000000
+ 87712847 × 70000000 what gives us 6139899290000000

= 6369247860098802
