The book is now available! 81145...85321 (30-digits)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                            8114516823 7738462540 0019885321
Single Curio View:   (Seek other curios for this number)


A prime p such that p^2 decimal expression contains two successive concatenated integers, p^2=(a+1) and a: 658453832833087902225991273042 and 658453832833087902225991273041. Found by Phil Carmody in 2004. [Rivera]


  Submitted: 2018-12-05 10:52:18;   Last Modified: 2018-12-05 10:56:58.

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