What is your Favourite Number?

Lucky number 7 is the most popular number. Brazilian mathematician Alex Bellos says that the number seven is the wolrd’s most popular and favourite number. Alex has given a reason that  7 is the onny number between one and ten that cannot be divided or multiplied from within the group and due to unique numerical properties it has become the most popular lucky number.

See also  First Sniff is all about Canine Romance