21825

Number 21825 is an odd five-digits composite number and natural number following 21824 and preceding 21826.

Properties of the number 21825

Nominal	21825
Cardinal	twenty-one thousand eight hundred twenty-five
Cardinal twenty-one thousand eight hundred twenty-five
Ordinal	21,825th
Number of digits	5
Sum of digits	18
Product of digits	160
Number parity	Odd

Previous number is 21824

Next number is 21826

Calculation was done in 0.0000340939 seconds

Prime Factorization of 21825

Prime factorization	3 x 3 x 5 x 5 x 97
Prime factorization in exponent form	3² x 5² x 97
Prime factors	3, 5, 97
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	5
Sum of prime factors	105
Product of prime factors	1455

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Divisors of 21825

List of proper divisors	1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1455, 2425, 4365, 7275
List of all dividers	1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1455, 2425, 4365, 7275, 21825
Number of divisors d(n)	18
Sum of all divisors σ(n)	39494
Aliquot sum	17669
21825 is a deficient number , since it is larger than the sum of its proper divisors (17669). Its deficiency is 4156.

Calculation was done in 0.0000228882 seconds

Prime numbers

Is 21825 a prime number?	No
Is 21825 a semiprime number?	No
Is 21825 a Chen prime number?	No
Is 21825 a Mersenne prime number?	No

Previous prime is 21821

Next prime is 21839

Calculation was done in 0.0224249363 seconds

Sequences

Is 21825 a Catalan number?	No
Is 21825 a Fibonacci number?	No
Is 21825 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.

21825 is not a Happy number

21825 is not a Humble number

21825 is not a Münchhausen number

21825 is not a Perfect number

21825 is not a Perfect square

21825 is not a Palindrome

Calculation was done in 0.0051410198 seconds

Numeric Bases of 21825

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	101010101000001₂
3	Ternary	1002221100₃
4	Quaternary	11111001₄
5	Quinary	1144300₅
6	Senary	245013₆
7	Septenary	120426₇
8	Octal	52501₈
9	Nonary	32840₉
10	Decimal	21825
12	Duodecimal	10769₁₂
16	Hexadecimal	5541₁₆
20	Vigesimal	2eb5₂₀
36	Base36	gu9₃₆
60	Sexagesimal	63j₆₀

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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 21825 (n²)	476330625
Cube of 21825 (n³)	10395915890625
Square root of 21825	147.73286702694
Natural Logarithm (ln) of 21825	9.9908113807078
Decimal Logarithm (log) of 21825	4.3389542523776

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 21825	-0.34837365843958
Cosecant of 21825	-2.8704810934304
Cosine of 21825	-0.93735574575794
Secant of 21825	-1.0668308211963
Tangent of 21825	0.37165575611626
Cotangent of 21825	2.6906619460165

Calculation was done in 0.0000071526 seconds

Number parity

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

Is 21825 an Even Number?

Is 21825 an Odd Number?

Yes, the number 21825 is an odd number.

Total number of all odd numbers from 1 to 21825 is 10913

Sum of all the odd numbers from 1 to 21825 are 119093569

The sum of all odd numbers is a perfect square: 119093569 = 10913

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 21823

Next odd number is 21827

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 21825 in words is "twenty-one thousand eight hundred twenty-five", meaning that:

21825 is not an aban number (as it contains the letter a)

21825 is not an eban number (as it contains the letter e)

21825 is not an iban number (as it contains the letter i)

21825 is not an oban number (as it contains the letter o)

21825 is not a tban number (as it contains the letter t)

21825 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000021458 seconds

Numeral systems

How to write 21825 in other number systems?

Bengali numerals	২১৮২৫
Eastern Arabic numerals	٢١٬٨٢٥
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍩𓎇𓏾
Khmer numerals	២១៨២៥
Japanese numerals	二万千八百二十五
Roman numerals	n/a
Thai numerals	๒๑๘๒๕

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Translation

How do you say 21825 in 38 different languages?

Arabic	واحد و عشرون ألف و ثمانية مائة و خمسة و عشرون
Croatian	dvadeset i jedna tisuća osamsto dvadeset i pet
Czech	dvacet jedna tisíc osm set dvacet pět
Danish	en og tyve tusinde otte hundrede fem og tyve
Dutch	éénentwintigduizend achthonderdvijfentwintig
Estonian	akpe blaeve vɔ ɖekɛ alafa enyi blaeve vɔ atɔ̃
Faroese	tjúgoeitt tusin og áttahundraðogtjúgofimm
Filipino	dalawáng pû’t isáng libó’t walóng daán at dalawáng pû’t limá
Finnish	kaksikymmentäyksituhattakahdeksansataakaksikymmentäviisi
French	vingt et un mille huit cent vingt-cinq
Greek	είκοσι μία χίλιάδες οκτακόσια είκοσι πέντε
German	einundzwanzigtausendachthundertfünfundzwanzig
Hebrew	עשרים ואחד אלף שמונה מאות עשרים וחמש
Hindi	इक्कीस हज़ार आठ सौ पच्चीस
Hungarian	huszonegyezernyolcszázhuszonöt
Icelandic	tuttugu og eitt þúsund og áttahundrað og tuttugu og fimm
Indonesian	dua puluh satu ribu delapan ratus dua puluh lima
Italian	ventunomilaottocentoventicinque
Japanese	二万千八百二十五
Korean	이만 천팔백이십오
Latvian	divdesmit viens tūkstoši astoņsimt divdesmit pieci
Lithuanian	dvidešimt vienas tūkstantis aštuoni šimtai dvidešimt penki
Norwegian	tjueett tusen åtte hundre og tjuefem
Persian	بیست و یک هزار و هشتصد و بیست و پنج
Polish	dwadzieścia jeden tysięcy osiemset dwadzieścia pięć
Portuguese	vinte e um mil oitocentos e vinte e cinco
Romanian	douăzeci şi una mii opt sute douăzeci şi cinci
Russian	двадцать одна тысяча восемьсот двадцать пять
Serbian	двадесет и једна хиљада осамсто двадесет и пет
Slovak	dvadsaťjedna tisíc osemsto dvadsaťpäť
Slovene	dvaset ena tisuću osemsto dvaset pet
Spanish	veintiún mil ochocientos veinticinco
Swahili	elfu ishirini na moja, mia nane na ishirini na tano
Swedish	tjugoentusenåttahundratjugofem
Thai	สองหมื่นหนึ่งพันแปดร้อยยี่สิบห้า
Turkish	yirmi bir bin sekiz yüz yirmi beş
Ukrainian	двадцять одна тисяча вісімсот двадцять пʼять
Vietnamese	hai mươi mốt nghìn tám trăm hai mươi lăm

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Miscellaneous

Number 21825 reversed	52812
Unicode Character	U+5541	啁
Unix Timestamp	Thu, 01 Jan 1970 06:03:45 +0000

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