Faktorion
Sign in to saveIn number theory, a factorion in a given number base b is a natural number that equals the sum of the factorials of its digits. The name factorion was coined by the author Clifford A. Pickover.
In the Vinony graph
Within Vinony's link graph, Faktorion is referenced by 216 other articles, and connects out to prime number, figurate number and automorphic number.
Vinony files it under Arithmetic dynamics and Base-dependent integer sequences.
Its subject is documented across 12 Wikipedia language editions.
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prime number
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figurate number
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automorphic number
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International Standard Book Number
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natural number
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integer
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number theory
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digital object identifier
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binary numeral system
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digit
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exponentiation
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numeral system
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factorial
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three-dimensional space
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natural language
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perfect number
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divisor
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permutation
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JSTOR
Organization
recursion
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