Copeland-Erdős constant

proper noun

An irrational constant that is the concatenation of "0." with the base-10 representations of the prime numbers in order, i.e. approximately 0.235711131719232931374143...

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Meanings

proper nounthe Copeland-Erdős constant
  1. mathematicsAn irrational constant that is the concatenation of "0." with the base-10 representations of the prime numbers in order, i.e. approximately 0.235711131719232931374143...

Origin

Named after Arthur Herbert Copeland and Paul Erdős, who published a related proof in 1946.

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Cite this entry
APA

Copeland-Erdős constant. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Copeland-Erd%C5%91s%20constant

MLA

“Copeland-Erdős constant.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Copeland-Erd%C5%91s%20constant. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Copeland-Erdős constant,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Copeland-Erd%C5%91s%20constant.

Source: Copeland-Erdős constant on Wiktionary, CC BY-SA 4.0.