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Torbjörn Eriksson found a megaprime for base S257.
The prime 40*257^901632+1 has 2.172.875 digits and entered the T5k PrimePages.
It also proven the base.
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WOOOOOOO!
Nice find!
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Primes Found:
50*893^231310-1 (Top 5000)
316*1010^150468+1
20*634^476756-1 (Top 5000)
6101*60^134079-1
96*789^506568+1 (Top 5000)
225*370^322863-1 (Top 5000)
4854*103^128181+1
71460*25^337758-1
3782*733^123379-1
3293*82^335630-1 (Top 5000)
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