21742

Number 21742 is an even five-digits composite number and natural number following 21741 and preceding 21743.

Properties of the number 21742

Nominal	21742
Cardinal	twenty-one thousand seven hundred forty-two
Cardinal twenty-one thousand seven hundred forty-two
Ordinal	21,742nd
Number of digits	5
Sum of digits	16
Product of digits	112
Number parity	Even

Previous number is 21741

Next number is 21743

Calculation was done in 0.0000450611 seconds

Prime Factorization of 21742

Prime factorization	2 x 7 x 1553
Prime factors	2, 7, 1553
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	3
Sum of prime factors	1562
Product of prime factors	21742

Calculation was done in 0.0000770092 seconds

Divisors of 21742

List of proper divisors	1, 2, 7, 14, 1553, 3106, 10871
List of all dividers	1, 2, 7, 14, 1553, 3106, 10871, 21742
Number of divisors d(n)	8
Sum of all divisors σ(n)	37296
Aliquot sum	15554
21742 is a deficient number , since it is larger than the sum of its proper divisors (15554). Its deficiency is 6188.

Calculation was done in 0.0000379086 seconds

Prime numbers

Is 21742 a prime number?	No
Is 21742 a semiprime number?	No
Is 21742 a Chen prime number?	No
Is 21742 a Mersenne prime number?	No

Previous prime is 21739

Next prime is 21751

Calculation was done in 0.0282621384 seconds

Sequences

Is 21742 a Catalan number?	No
Is 21742 a Fibonacci number?	No
Is 21742 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.

21742 is not a Happy number

21742 is not a Humble number

21742 is not a Münchhausen number

21742 is not a Perfect number

21742 is not a Perfect square

21742 is not a Palindrome

Calculation was done in 0.0089581013 seconds

Numeric Bases of 21742

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	101010011101110₂
3	Ternary	1002211021₃
4	Quaternary	11103232₄
5	Quinary	1143432₅
6	Senary	244354₆
7	Septenary	120250₇
8	Octal	52356₈
9	Nonary	32737₉
10	Decimal	21742
12	Duodecimal	106ba₁₂
16	Hexadecimal	54ee₁₆
20	Vigesimal	2e72₂₀
36	Base36	gry₃₆
60	Sexagesimal	62M₆₀

Calculation was done in 0.0000290871 seconds

Mathematical operations

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

Square of 21742 (n²)	472714564
Cube of 21742 (n³)	10277760050488
Square root of 21742	147.4516870029
Natural Logarithm (ln) of 21742	9.9870011527639
Decimal Logarithm (log) of 21742	4.3372994914068

Calculation was done in 0.0000069141 seconds

Trigonometry

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

Sine of 21742	0.82076878777423
Cosecant of 21742	1.218369917199
Cosine of 21742	-0.57126053339577
Secant of 21742	-1.7505147678515
Tangent of 21742	-1.4367678839903
Cotangent of 21742	-0.69600664877245

Calculation was done in 0.0000548363 seconds

Number parity

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

Is 21742 an Even Number?

Yes, the number 21742 is an even number.

Is 21742 an Odd Number?

Previous even number is 21740

Next even number is 21744

Calculation was done in 0.0000059605 seconds

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 21742 in words is "twenty-one thousand seven hundred forty-two", meaning that:

21742 is not an aban number (as it contains the letter a)

21742 is not an eban number (as it contains the letter e)

21742 is an iban number (a number without the letter i)

21742 is not an oban number (as it contains the letter o)

21742 is not a tban number (as it contains the letter t)

21742 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000040531 seconds

Numeral systems

How to write 21742 in other number systems?

Bengali numerals	২১৭৪২
Eastern Arabic numerals	٢١٬٧٤٢
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍨𓎉𓏻
Khmer numerals	២១៧៤២
Japanese numerals	二万千七百四十二
Roman numerals	n/a
Thai numerals	๒๑๗๔๒

Calculation was done in 0.0001749992 seconds

Translation

How do you say 21742 in 38 different languages?

Arabic	واحد و عشرون ألف و سبعة مائة و إثنان و أربعون
Croatian	dvadeset i jedna tisuća sedamsto četrdeset i dva
Czech	dvacet jedna tisíc sedm set čtyřicet dva
Danish	en og tyve tusinde syv hundrede to og fyrre
Dutch	éénentwintigduizend zevenhonderdtweeenveertig
Estonian	akpe blaeve vɔ ɖekɛ alafa adre blaene vɔ eve
Faroese	tjúgoeitt tusin og sjeyhundraðogfýratitveir
Filipino	dalawáng pû’t isáng libó’t pitóng daán at ápat na pû’t dalawá
Finnish	kaksikymmentäyksituhattaseitsemänsataaneljäkymmentäkaksi
French	vingt et un mille sept cent quarante-deux
Greek	είκοσι μία χίλιάδες επτακόσια σαράντα δύο
German	einundzwanzigtausendsiebenhundertzweiundvierzig
Hebrew	עשרים ואחד אלף שבע מאות ארבעים ושתיים
Hindi	इक्कीस हज़ार सात सौ बयालीस
Hungarian	huszonegyezerhétszáznegyvenkettő
Icelandic	tuttugu og eitt þúsund og sjóhundrað og fjörutíu og tveir
Indonesian	dua puluh satu ribu tujuh ratus empat puluh dua
Italian	ventunomilasettecentoquarantadue
Japanese	二万千七百四十二
Korean	이만 천칠백사십이
Latvian	divdesmit viens tūkstoši septiņsimt četrdesmit divi
Lithuanian	dvidešimt vienas tūkstantis septyni šimtai keturiasdešimt du
Norwegian	tjueett tusen sju hundre og førtito
Persian	بیست و یک هزار و هفتصد و چهل و دو
Polish	dwadzieścia jeden tysięcy siedemset czterdzieści dwa
Portuguese	vinte e um mil setecentos e quarenta e dois
Romanian	douăzeci şi una mii şapte sute patruzeci şi doi
Russian	двадцать одна тысяча семьсот сорок два
Serbian	двадесет и једна хиљада седамсто четрдесет и два
Slovak	dvadsaťjedna tisíc sedemsto štyridsaťdva
Slovene	dvaset ena tisuću sedemsto štirideset dva
Spanish	veintiún mil setecientos cuarenta y dos
Swahili	elfu ishirini na moja, mia saba na arobaini na mbili
Swedish	tjugoentusensjuhundrafyrtiotvå
Thai	สองหมื่นหนึ่งพันเจ็ดร้อยสี่สิบสอง
Turkish	yirmi bir bin yedi yüz kırk iki
Ukrainian	двадцять одна тисяча сімсот сорок два
Vietnamese	hai mươi mốt nghìn bảy trăm bốn mươi hai

Calculation was done in 0.0182259083 seconds

Miscellaneous

Number 21742 reversed	24712
Unicode Character	U+54EE	哮
Unix Timestamp	Thu, 01 Jan 1970 06:02:22 +0000

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