Is 7 your Lucky Number? Image Source According to a recent study, almost everyone will think of the number 7 any time they are asked to think of a number between 1 and 10. The same number pops into our minds when asked to think of our favourite number. It seems that number 7 highly favoured over other numbers. But why is it so popular? According to scientists and mathematicians, this number has some really appealing properties that make it quite special....
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