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(just those submitted by Rivera)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

                                                       3931117139 9719337397

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

+ A composite string S formed from the digits 1, 3, 7 and 9. There are 74 primes embedded in S, read left-to-right only. This is the maximal quantity known for 20 digits. Found by Dmitry Kamenetsky. [Rivera]

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