The book is now available! 24989
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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24989 + 98942 and 24989^(2+4+9+8+9) + 98942^(2+4+9+8+9) are both primes. Note that 24989 is the smallest prime p such that p + reversal(p) and p^sod(p) + reversal(p)^sod(p) are both primes. [Sariyar]

 

  Submitted: 2018-04-22 10:20:23;   Last Modified: 2018-04-22 10:24:50.



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