21265

Number 21265 is an odd five-digits composite number and natural number following 21264 and preceding 21266.

Properties of the number 21265

Nominal	21265
Cardinal	twenty-one thousand two hundred sixty-five
Cardinal twenty-one thousand two hundred sixty-five
Ordinal	21,265th
Number of digits	5
Sum of digits	16
Product of digits	120
Number parity	Odd

Previous number is 21264

Next number is 21266

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Prime Factorization of 21265

Prime factorization	5 x 4253
Prime factors	5, 4253
Number of distinct prime factors ω(n)	2
Total number of prime factors Ω(n)	2
Sum of prime factors	4258
Product of prime factors	21265

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Divisors of 21265

List of proper divisors	1, 5, 4253
List of all dividers	1, 5, 4253, 21265
Number of divisors d(n)	4
Sum of all divisors σ(n)	25524
Aliquot sum	4259
21265 is a deficient number , since it is larger than the sum of its proper divisors (4259). Its deficiency is 17006.

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Prime numbers

Is 21265 a prime number?	No
Is 21265 a semiprime number?	Yes
Is 21265 a Chen prime number?	No
Is 21265 a Mersenne prime number?	No

Previous prime is 21247

Next prime is 21269

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Sequences

Is 21265 a Catalan number?	No
Is 21265 a Fibonacci number?	No
Is 21265 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.

21265 is a Happy number

21265 is not a Humble number

21265 is not a Münchhausen number

21265 is not a Perfect number

21265 is not a Perfect square

21265 is not a Palindrome

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Numeric Bases of 21265

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	101001100010001₂
3	Ternary	1002011121₃
4	Quaternary	11030101₄
5	Quinary	1140030₅
6	Senary	242241₆
7	Septenary	115666₇
8	Octal	51421₈
9	Nonary	32147₉
10	Decimal	21265
12	Duodecimal	10381₁₂
16	Hexadecimal	5311₁₆
20	Vigesimal	2d35₂₀
36	Base36	gep₃₆
60	Sexagesimal	5sP₆₀

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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 21265 (n²)	452200225
Cube of 21265 (n³)	9616037784625
Square root of 21265	145.82523787054
Natural Logarithm (ln) of 21265	9.9648178076877
Decimal Logarithm (log) of 21265	4.32766538705

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Trigonometry

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

Sine of 21265	0.42654749701029
Cosecant of 21265	2.3444048013623
Cosine of 21265	-0.90446516394732
Secant of 21265	-1.1056257773774
Tangent of 21265	-0.47160190797037
Cotangent of 21265	-2.120432473023

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Number parity

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

Is 21265 an Even Number?

Is 21265 an Odd Number?

Yes, the number 21265 is an odd number.

Total number of all odd numbers from 1 to 21265 is 10633

Sum of all the odd numbers from 1 to 21265 are 113060689

The sum of all odd numbers is a perfect square: 113060689 = 10633

An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.

Previous odd number is 21263

Next odd number is 21267

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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 21265 in words is "twenty-one thousand two hundred sixty-five", meaning that:

21265 is not an aban number (as it contains the letter a)

21265 is not an eban number (as it contains the letter e)

21265 is not an iban number (as it contains the letter i)

21265 is not an oban number (as it contains the letter o)

21265 is not a tban number (as it contains the letter t)

21265 is not an uban number (as it contains the letter u)

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Numeral systems

How to write 21265 in other number systems?

Bengali numerals	২১২৬৫
Eastern Arabic numerals	٢١٬٢٦٥
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍣𓎋𓏾
Khmer numerals	២១២៦៥
Japanese numerals	二万千二百六十五
Roman numerals	n/a
Thai numerals	๒๑๒๖๕

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Translation

How do you say 21265 in 38 different languages?

Arabic	واحد و عشرون ألف و مائتان و خمسة و ستون
Croatian	dvadeset i jedna tisuća dvjesto šezdeset i pet
Czech	dvacet jedna tisíc dvě stě šedesát pět
Danish	en og tyve tusinde to hundrede fem og tres
Dutch	éénentwintigduizend tweehonderdvijfenzestig
Estonian	akpe blaeve vɔ ɖekɛ alafa eve blaade vɔ atɔ̃
Faroese	tjúgoeitt tusin og tveyhundraðogsekstifimm
Filipino	dalawáng pû’t isáng libó’t dalawáng daán at anim na pû’t limá
Finnish	kaksikymmentäyksituhattakaksisataakuusikymmentäviisi
French	vingt et un mille deux cent soixante-cinq
Greek	είκοσι μία χίλιάδες διακόσια εξήντα πέντε
German	einundzwanzigtausendzweihundertfünfundsechzig
Hebrew	עשרים ואחד אלף מאתיים שישים וחמש
Hindi	इक्कीस हज़ार दो सौ पैंसठ
Hungarian	huszonegyezerkétszázhatvanöt
Icelandic	tuttugu og eitt þúsund og tvöhundrað og sextíu og fimm
Indonesian	dua puluh satu ribu dua ratus enam puluh lima
Italian	ventunomiladuecentosessantacinque
Japanese	二万千二百六十五
Korean	이만 천이백육십오
Latvian	divdesmit viens tūkstoši divsimt sešdesmit pieci
Lithuanian	dvidešimt vienas tūkstantis du šimtai šešiasdešimt penki
Norwegian	tjueett tusen to hundre og sekstifem
Persian	بیست و یک هزار و دویست و شصت و پنج
Polish	dwadzieścia jeden tysięcy dwieście sześćdziesiąt pięć
Portuguese	vinte e um mil duzentos e sessenta e cinco
Romanian	douăzeci şi una mii două sute şasezeci şi cinci
Russian	двадцать одна тысяча двести шестьдесят пять
Serbian	двадесет и једна хиљада двеста шездесет и пет
Slovak	dvadsaťjedna tisíc dvesto šesťdesiatpäť
Slovene	dvaset ena tisuću dvjesto šestdeset pet
Spanish	veintiún mil doscientos sesenta y cinco
Swahili	elfu ishirini na moja, mia mbili na sitini na tano
Swedish	tjugoentusentvåhundrasextiofem
Thai	สองหมื่นหนึ่งพันสองร้อยหกสิบห้า
Turkish	yirmi bir bin iki yüz altmış beş
Ukrainian	двадцять одна тисяча двісті шістдесят пʼять
Vietnamese	hai mươi mốt nghìn hai trăm sáu mươi lăm

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Miscellaneous

Number 21265 reversed	56212
Unicode Character	U+5311	匑
Unix Timestamp	Thu, 01 Jan 1970 05:54:25 +0000

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