21442

Number 21442 is an even five-digits composite number and natural number following 21441 and preceding 21443.

Properties of the number 21442

Nominal	21442
Cardinal	twenty-one thousand four hundred forty-two
Cardinal twenty-one thousand four hundred forty-two
Ordinal	21,442nd
Number of digits	5
Sum of digits	13
Product of digits	64
Number parity	Even

Previous number is 21441

Next number is 21443

Calculation was done in 0.0000500679 seconds

Prime Factorization of 21442

Prime factorization	2 x 71 x 151
Prime factors	2, 71, 151
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	3
Sum of prime factors	224
Product of prime factors	21442

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Divisors of 21442

List of proper divisors	1, 2, 71, 142, 151, 302, 10721
List of all dividers	1, 2, 71, 142, 151, 302, 10721, 21442
Number of divisors d(n)	8
Sum of all divisors σ(n)	32832
Aliquot sum	11390
21442 is a deficient number , since it is larger than the sum of its proper divisors (11390). Its deficiency is 10052.

Calculation was done in 0.0000300407 seconds

Prime numbers

Is 21442 a prime number?	No
Is 21442 a semiprime number?	No
Is 21442 a Chen prime number?	No
Is 21442 a Mersenne prime number?	No

Previous prime is 21433

Next prime is 21467

Calculation was done in 0.0404849052 seconds

Sequences

Is 21442 a Catalan number?	No
Is 21442 a Fibonacci number?	No
Is 21442 a Idoneal number?	No

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Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.

21442 is not a Happy number

21442 is not a Humble number

21442 is not a Münchhausen number

21442 is not a Perfect number

21442 is not a Perfect square

21442 is not a Palindrome

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Numeric Bases of 21442

In mathematics, a base or radix of a numeral system is the number of unique digits, including zero, used to represent numbers in that system.

Base	System	Value
2	Binary	101001111000010₂
3	Ternary	1002102011₃
4	Quaternary	11033002₄
5	Quinary	1141232₅
6	Senary	243134₆
7	Septenary	116341₇
8	Octal	51702₈
9	Nonary	32364₉
10	Decimal	21442
12	Duodecimal	104aa₁₂
16	Hexadecimal	53c2₁₆
20	Vigesimal	2dc2₂₀
36	Base36	gjm₃₆
60	Sexagesimal	5vM₆₀

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Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.

Square of 21442 (n²)	459759364
Cube of 21442 (n³)	9858160282888
Square root of 21442	146.43087106208
Natural Logarithm (ln) of 21442	9.9731068944162
Decimal Logarithm (log) of 21442	4.3312652916762

Calculation was done in 0.0000059605 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.

Sine of 21442	-0.58925726978674
Cosecant of 21442	-1.6970516127224
Cosine of 21442	-0.80794546227049
Secant of 21442	-1.2377073041413
Tangent of 21442	0.7293280268334
Cotangent of 21442	1.3711251497379

Calculation was done in 0.0000219345 seconds

Number parity

Parity is the property of an integer of whether it is even or odd.

Is 21442 an Even Number?

Yes, the number 21442 is an even number.

Is 21442 an Odd Number?

Previous even number is 21440

Next even number is 21444

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Ban number

In recreational mathematics, a ban number is a number that does not contain a particular letter when spelled out in English; in other words, the letter is "banned".

The spelling of 21442 in words is "twenty-one thousand four hundred forty-two", meaning that:

21442 is not an aban number (as it contains the letter a)

21442 is not an eban number (as it contains the letter e)

21442 is an iban number (a number without the letter i)

21442 is not an oban number (as it contains the letter o)

21442 is not a tban number (as it contains the letter t)

21442 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000038147 seconds

Numeral systems

How to write 21442 in other number systems?

Bengali numerals	২১৪৪২
Eastern Arabic numerals	٢١٬٤٤٢
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍥𓎉𓏻
Khmer numerals	២១៤៤២
Japanese numerals	二万千四百四十二
Roman numerals	n/a
Thai numerals	๒๑๔๔๒

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Translation

How do you say 21442 in 38 different languages?

Arabic	واحد و عشرون ألف و أربعة مائة و إثنان و أربعون
Croatian	dvadeset i jedna tisuća četiristo četrdeset i dva
Czech	dvacet jedna tisíc čtyři sta čtyřicet dva
Danish	en og tyve tusinde fire hundrede to og fyrre
Dutch	éénentwintigduizend vierhonderdtweeenveertig
Estonian	akpe blaeve vɔ ɖekɛ alafa ene blaene vɔ eve
Faroese	tjúgoeitt tusin og fýrehundraðogfýratitveir
Filipino	dalawáng pû’t isáng libó’t ápat na daán at ápat na pû’t dalawá
Finnish	kaksikymmentäyksituhattaneljäsataaneljäkymmentäkaksi
French	vingt et un mille quatre cent quarante-deux
Greek	είκοσι μία χίλιάδες τετρακόσια σαράντα δύο
German	einundzwanzigtausendvierhundertzweiundvierzig
Hebrew	עשרים ואחד אלף ארבע מאות ארבעים ושתיים
Hindi	इक्कीस हज़ार चार सौ बयालीस
Hungarian	huszonegyezernégyszáznegyvenkettő
Icelandic	tuttugu og eitt þúsund og fjögurhundrað og fjörutíu og tveir
Indonesian	dua puluh satu ribu empat ratus empat puluh dua
Italian	ventunomilaquattrocentoquarantadue
Japanese	二万千四百四十二
Korean	이만 천사백사십이
Latvian	divdesmit viens tūkstoši četrsimt četrdesmit divi
Lithuanian	dvidešimt vienas tūkstantis keturi šimtai keturiasdešimt du
Norwegian	tjueett tusen fire hundre og førtito
Persian	بیست و یک هزار و چهارصد و چهل و دو
Polish	dwadzieścia jeden tysięcy czterysta czterdzieści dwa
Portuguese	vinte e um mil quatrocentos e quarenta e dois
Romanian	douăzeci şi una mii patru sute patruzeci şi doi
Russian	двадцать одна тысяча четыреста сорок два
Serbian	двадесет и једна хиљада четиристо четрдесет и два
Slovak	dvadsaťjedna tisíc štyristo štyridsaťdva
Slovene	dvaset ena tisuću štiristo štirideset dva
Spanish	veintiún mil cuatrocientos cuarenta y dos
Swahili	elfu ishirini na moja, mia nne na arobaini na mbili
Swedish	tjugoentusenfyrahundrafyrtiotvå
Thai	สองหมื่นหนึ่งพันสี่ร้อยสี่สิบสอง
Turkish	yirmi bir bin dört yüz kırk iki
Ukrainian	двадцять одна тисяча чотириста сорок два
Vietnamese	hai mươi mốt nghìn bốn trăm bốn mươi hai

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Miscellaneous

Number 21442 reversed	24412
Unicode Character	U+53C2	参
Unix Timestamp	Thu, 01 Jan 1970 05:57:22 +0000

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