You must have learnt about prime numbers in Class 4 or 5. Want to recall it? So, prime numbers are those numbers which are only divisible by 1 and themselves. They do not have any other factors ...

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In May 2013, the mathematician Yitang Zhang launched what has proven to be a banner year and a half for the study of prime numbers, those numbers that aren’t divisible by any smaller number except 1.

One of my favorite anecdotes about prime numbers concerns Alexander Grothendieck, who was among the most brilliant mathematicians of the 20th century. According to one account, he was once asked to ...

Would you like to be a millionaire? There are several ways to fulfill this dream. For two decades the U.S. edition of Who Wants to Be a Millionaire? promised a million dollars if you could answer 15 ...