In order to be born, you needed: 2 parents 4 grandparents 8 great-grandparents 16 second great-grandparents 32 third great-grandparents 64 fourth great-grandparents 128 fifth great-grandparents 256 sixth great-grandparents 512 seventh great-grandparents 1,024 eighth great-grandparents 2,048 ninth great-grandparents ... See more