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A178003
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Largest n-digit prime with the most digits equal to 5.
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0
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5, 59, 557, 5557, 75557, 555557, 9555551, 55555559, 855555559, 5555555557, 75555555557, 555555555559, 5555555555551, 59555555555557, 555555555555557, 6555555555555553, 55556555555555557, 555555555555555559
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listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Select first for the most 5's, then take the largest.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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