The book is now available! 1122334455667788991
(just those submitted by Silva)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                        112233445 5667788991

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

+ Place 1 after the concatenation of the 9 digits duplicated and obtain a 19-digit prime, whose sum of digits is the 91 appearing the end of the prime. [Silva]




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