21168

Number 21168 is an even five-digits composite number and natural number following 21167 and preceding 21169.

Properties of the number 21168

Nominal	21168
Cardinal	twenty-one thousand one hundred sixty-eight
Cardinal twenty-one thousand one hundred sixty-eight
Ordinal	21,168th
Number of digits	5
Sum of digits	18
Product of digits	96
Number parity	Even

Previous number is 21167

Next number is 21169

Calculation was done in 0.0000360012 seconds

Prime Factorization of 21168

Prime factorization	2 x 2 x 2 x 2 x 3 x 3 x 3 x 7 x 7
Prime factorization in exponent form	2⁴ x 3³ x 7²
Prime factors	2, 3, 7
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	9
Sum of prime factors	12
Product of prime factors	42

Calculation was done in 0.0000209808 seconds

Divisors of 21168

List of proper divisors	1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 5292, 7056, 10584
List of all dividers	1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 5292, 7056, 10584, 21168
Number of divisors d(n)	60
Sum of all divisors σ(n)	70680
Aliquot sum	49512
21168 is an abundant number , because the sum of its proper divisors (49512) is greater than itself. Its abundance is 28344.

Calculation was done in 0.0000309944 seconds

Prime numbers

Is 21168 a prime number?	No
Is 21168 a semiprime number?	No
Is 21168 a Chen prime number?	No
Is 21168 a Mersenne prime number?	No

Previous prime is 21163

Next prime is 21169

Calculation was done in 0.0011940002 seconds

Sequences

Is 21168 a Catalan number?	No
Is 21168 a Fibonacci number?	No
Is 21168 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.

21168 is not a Happy number

21168 is a Humble number

21168 is not a Münchhausen number

21168 is not a Perfect number

21168 is not a Perfect square

21168 is not a Palindrome

Calculation was done in 0.0052042007 seconds

Numeric Bases of 21168

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	101001010110000₂
3	Ternary	1002001000₃
4	Quaternary	11022300₄
5	Quinary	1134133₅
6	Senary	242000₆
7	Septenary	115500₇
8	Octal	51260₈
9	Nonary	32030₉
10	Decimal	21168
12	Duodecimal	10300₁₂
16	Hexadecimal	52b0₁₆
20	Vigesimal	2ci8₂₀
36	Base36	gc0₃₆
60	Sexagesimal	5qm₆₀

Calculation was done in 0.0000209808 seconds

Mathematical operations

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

Square of 21168 (n²)	448084224
Cube of 21168 (n³)	9485046853632
Square root of 21168	145.49226783579
Natural Logarithm (ln) of 21168	9.9602458863547
Decimal Logarithm (log) of 21168	4.3256798268434

Calculation was done in 0.0000109673 seconds

Trigonometry

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

Sine of 21168	-0.051277390185238
Cosecant of 21168	-19.501772543172
Cosine of 21168	0.99868444929106
Secant of 21168	1.0013172836624
Tangent of 21168	-0.051344937053579
Cotangent of 21168	-19.476116972477

Calculation was done in 0.0000050068 seconds

Number parity

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

Is 21168 an Even Number?

Yes, the number 21168 is an even number.

Is 21168 an Odd Number?

Previous even number is 21166

Next even number is 21170

Calculation was done in 0.0000040531 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 21168 in words is "twenty-one thousand one hundred sixty-eight", meaning that:

21168 is not an aban number (as it contains the letter a)

21168 is not an eban number (as it contains the letter e)

21168 is not an iban number (as it contains the letter i)

21168 is not an oban number (as it contains the letter o)

21168 is not a tban number (as it contains the letter t)

21168 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000028610 seconds

Numeral systems

How to write 21168 in other number systems?

Bengali numerals	২১১৬৮
Eastern Arabic numerals	٢١٬١٦٨
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍢𓎋𓐁
Khmer numerals	២១១៦៨
Japanese numerals	二万千百六十八
Roman numerals	n/a
Thai numerals	๒๑๑๖๘

Calculation was done in 0.0000820160 seconds

Translation

How do you say 21168 in 38 different languages?

Arabic	واحد و عشرون ألف و مائة و ثمانية و ستون
Croatian	dvadeset i jedna tisuća sto šezdeset i osam
Czech	dvacet jedna tisíc sto šedesát osm
Danish	en og tyve tusinde et hundrede otte og tres
Dutch	éénentwintigduizend honderdachtenzestig
Estonian	akpe blaeve vɔ ɖekɛ alafa ɖeka blaade vɔ enyi
Faroese	tjúgoeitt tusin og eitthundraðogsekstiátta
Filipino	dalawáng pû’t isáng libó’t isáng daán at anim na pû’t waló
Finnish	kaksikymmentäyksituhattasatakuusikymmentäkahdeksan
French	vingt et un mille cent soixante-huit
Greek	είκοσι μία χίλιάδες εκατόν εξήντα οκτώ
German	einundzwanzigtausendeinhundertachtundsechzig
Hebrew	עשרים ואחד אלף מאה שישים ושמונה
Hindi	इक्कीस हज़ार एक सौ अड़सठ
Hungarian	huszonegyezerszázhatvannyolc
Icelandic	tuttugu og eitt þúsund og eitthundrað og sextíu og átta
Indonesian	dua puluh satu ribu seratus enam puluh delapan
Italian	ventunomilacentosessantotto
Japanese	二万千百六十八
Korean	이만 천백육십팔
Latvian	divdesmit viens tūkstoši simt sešdesmit astoņi
Lithuanian	dvidešimt vienas tūkstantis šimtas šešiasdešimt aštuoni
Norwegian	tjueett tusen hundre og sekstiåtte
Persian	بیست و یک هزار و صد و شصت و هشت
Polish	dwadzieścia jeden tysięcy sto sześćdziesiąt osiem
Portuguese	vinte e um mil cento e sessenta e oito
Romanian	douăzeci şi una mii una sută şasezeci şi opt
Russian	двадцать одна тысяча сто шестьдесят восемь
Serbian	двадесет и једна хиљада сто шездесет и осам
Slovak	dvadsaťjedna tisíc jednasto šesťdesiatosem
Slovene	dvaset ena tisuću sto šestdeset osem
Spanish	veintiún mil ciento sesenta y ocho
Swahili	elfu ishirini na moja, mia moja na sitini na nane
Swedish	tjugoentusenenhundrasextioåtta
Thai	สองหมื่นหนึ่งพันหนึ่งร้อยหกสิบแปด
Turkish	yirmi bir bin yüz altmış sekiz
Ukrainian	двадцять одна тисяча сто шістдесят вісім
Vietnamese	hai mươi mốt nghìn một trăm sáu mươi tám

Calculation was done in 0.0189540386 seconds

Miscellaneous

Number 21168 reversed	86112
Unicode Character	U+52B0	劰
Unix Timestamp	Thu, 01 Jan 1970 05:52:48 +0000

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