Word.ws English Dictionary

Carmichael number

Carmichael number noun: a composite number n that satisfies the modular arithmetic congruence relation bⁿ⁻¹≡1(mod n) for all integers 1<b<n that are relatively prime to n.

Noun

Carmichael number (plural Carmichael numbers)

  1. A composite number n that satisfies the modular arithmetic congruence relation bⁿ⁻¹≡1(mod n) for all integers 1<b<n that are relatively prime to n.

Forms of Carmichael number

pluralCarmichael numbers

Origin of Carmichael number

Named after Robert Daniel Carmichael (1879–1967), American mathematician.

Questions about Carmichael number

What does Carmichael number mean?
Carmichael number means a composite number n that satisfies the modular arithmetic congruence relation bⁿ⁻¹≡1(mod n) for all integers 1<b<n that are relatively prime to n.
What part of speech is Carmichael number?
Carmichael number is a noun.
What is the plural of Carmichael number?
The plural of Carmichael number is Carmichael numbers.

Words near Carmichael number in the dictionary

  1. Carmetta
  2. Carmi
  3. Carmical
  4. Carmicals
  5. Carmichael
  6. Carmichael number
  7. Carmichael numbers
  8. carmichaelite
  9. Carmichaelites
  10. Carmichaels
  11. Carmicheal

Source and license

Adapted from Wiktionary: Carmichael number (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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