The book is now available! 2468642135797531
(just those submitted by Silva)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                           246864 2135797531

Just showing those entries submitted by 'Silva': (Click here to show all)

+ A prime formed from the concatenation of an all-nonzero-even-digits palindrome (in strictly increasing then decreasing order) followed by an all-odd-digits palindrome (in strictly increasing then decreasing order). [Silva]




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