One big family

I have 2 parents …

I have 4 grandparents …

I have 8 greatgrandparents …

I have … wait, let’s make a quick calculation…

2


4

8

16

32

64


128

256

512

1,024

2,048

4,096

8,192

16,384

32,768

65,536


131,072

262,144

524,288

1,048,576

2,097,152

4,194,304

8,388,608

16,777,216

33,554,432

67,108,864

134,217,728

268,435,456

536,870,912

1,073,741,824

2,147,483,648

4,294,967,296

8,589,934,592

So 33 generations ago (which is about 33 x 25 = 825 years ago), I had more than 8.5 billion greatgreatgreat … great … people in my ancestor tree.

But … even now there are “only” 6.5 billion people in this world?

The family tree

We are one big unhappy family.

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