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A052464
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Fixed points for operation of repeatedly replacing a number with the sum of the fifth power of its digits.
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9
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OFFSET
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1,3
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COMMENTS
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Equivalently, numbers equal to the sum of 5th powers of their decimal digits. Since this sum is <= 9^5*d for a d-digit number n >= 10^(d-1), there cannot be such a number with more than 6 digits. - M. F. Hasler, Apr 12 2015
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LINKS
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EXAMPLE
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a(2) = 4150 since 4^5 + 1^5 + 5^5 + 0^5 = 1024 + 1 + 3125 + 0 = 4150.
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PROG
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CROSSREFS
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KEYWORD
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base,fini,full,nonn
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AUTHOR
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STATUS
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approved
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