41 (number)
| ||||
|---|---|---|---|---|
| Cardinal | forty-one | |||
| Ordinal | 41st (forty-first) | |||
| Factorization | prime | |||
| Prime | 13th | |||
| Divisors | 1, 41 | |||
| Greek numeral | ΜΑ´ | |||
| Roman numeral | XLI | |||
| Binary | 1010012 | |||
| Ternary | 11123 | |||
| Senary | 1056 | |||
| Octal | 518 | |||
| Duodecimal | 3512 | |||
| Hexadecimal | 2916 | |||
41(forty-one) is thenatural numberfollowing40and preceding42.
Look upforty-onein Wiktionary, the free dictionary.
In mathematics
[edit]- the 13th smallestprime number.The next is43,making bothtwin primes.
- the sum of the first six prime numbers (2 + 3 + 5 + 7 + 11 + 13).
- the 12thsupersingular prime[1]
- aNewman–Shanks–Williams prime.[2]
- the smallestSophie Germain primeto start aCunningham chainof the first kind of three terms, {41, 83, 167}.
- anEisenstein prime,with no imaginary part and real part of the form 3n− 1.
- aProth primeas it is 5 × 23+ 1.[3]
- the largestlucky number of Euler:the polynomialf(k) =k2−k+ 41yields primes for all the integerskwith1 ≤k< 41.
- the sum of twosquares(42+ 52), which makes it acentered square number.[4]
- the sum of the first threeMersenne primes,3, 7, 31.[5]
- the sum of the sum of the divisors of the first 7positive integers.
- the smallest integer whose reciprocal has a 5-digitrepetend.That is a consequence of the fact that 41 is a factor of 99999.
- the smallest integer whosesquare roothas acontinued fractionwithperiod3.[6]
- a prime index prime, as 13 is prime.
In science
[edit]- Theatomic numberofniobium.
In astronomy
[edit]- Messier objectM41,amagnitude5.0open clusterin theconstellationCanis Major.
- TheNew General CatalogueobjectNGC 41,aspiral galaxyin theconstellationPegasus.
In music
[edit]- "#41",a song byDave Matthews Band.[7]
- "American Skin (41 Shots)"is a song byBruce Springsteenabout an immigrantmurder victimwho was shot at 41 times by theNYPD.[8]
In film
[edit]- The name of anindependent documentaryaboutNicholas O'Neill,the youngest victim of theStation nightclub fire.[9]
- 2012 documentary on the life of the 41st President of the United StatesGeorge H. W. Bush.[10]
In other fields
[edit]- Theinternational direct dialing(IDD) code forSwitzerland.[11]
- Bush 41,George H. W. Bush,the 41stPresident of the United States.[12]
- In Mexico "cuarenta y uno" (41) is slang referring to ahomosexual.This is due to the 1901 arrest of 41 homosexuals at a hotel inMexico Cityduring the government of Porfirio Díaz (1876–1911). See:Dance of the Forty-One[13][14]
- Number of ballistic missile submarines of theGeorge Washingtonclassand its successors, collectively known as the "41 for Freedom".
- The 41st season of CBS's reality programSurvivoris simply subtitledSurvivor 41.[15]
See also
[edit]References
[edit]- ^"Sloane's A002267: The 15 supersingular primes".The On-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2016-05-30.
- ^"Sloane's A088165: NSW primes".The On-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2016-05-30.
- ^"Sloane's A080076: Proth primes".The On-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2016-05-30.
- ^Sloane, N. J. A.(ed.)."Sequence A001844 (Centered square numbers: a(n) is 2*n*(n+1)+1. Sums of two consecutive squares. Also, consider all Pythagorean triples (X, Y, Z equal to Y+1) ordered by increasing Z; then sequence gives Z values.)".TheOn-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2024-02-09.
- ^Sloane, N. J. A.(ed.)."Sequence A000668 (Mersenne primes (primes of the form 2^n - 1).)".TheOn-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2024-02-09.
- ^"Sloane's A013646: Leastmsuch that continued fraction for sqrt(m) has periodn".The On-Line Encyclopedia of Integer Sequences.OEIS Foundation.Retrieved2021-03-18.
- ^#41 - Dave Matthews Band | Song Info | AllMusic,retrieved2020-08-10
- ^American Skin (41 Shots) - Mary J. Blige | Songs, Reviews, Credits | AllMusic,retrieved2020-08-10
- ^41 (2007) - Christian O'Neill, Christian de Rezendes | Synopsis, Characteristics, Moods, Themes and Related | AllMovie,retrieved2020-08-10
- ^"OFCOM - Number blocks and codes".Archived fromthe originalon 2010-07-15.Retrieved2009-05-05.
- ^Kellogg, William O. (2010).Barron's AP United States History(9th ed.). Barron's Educational Series. p.364.ISBN9780764141843.
George H. W. Bush(Republican) [Bush 41—i.e., the first President Bush, George H. W. Bush was the forty-first President of the United States, and so some have referred to him in this way since the election of his son, George W. Bush or Bush 43—the forty-third president of the United States.]
- ^"Reference 1".Archived fromthe originalon 2008-05-31.Retrieved2008-06-13.
- ^"Reference 2".Archived fromthe originalon 2007-11-30.Retrieved2008-06-13.
- ^Wolfe, John (2020-07-17)."CBS Scratches 'Survivor' Season 41 Off Of Fall Schedule, Jeff Probst Dishes".Showbiz Cheat Sheet.Retrieved2020-11-13.