21984

Number 21984 is an even five-digits composite number and natural number following 21983 and preceding 21985.

Properties of the number 21984

Nominal	21984
Cardinal	twenty-one thousand nine hundred eighty-four
Cardinal twenty-one thousand nine hundred eighty-four
Ordinal	21,984th
Number of digits	5
Sum of digits	24
Product of digits	576
Number parity	Even

Previous number is 21983

Next number is 21985

Calculation was done in 0.0000488758 seconds

Prime Factorization of 21984

Prime factorization	2 x 2 x 2 x 2 x 2 x 3 x 229
Prime factorization in exponent form	2⁵ x 3 x 229
Prime factors	2, 3, 229
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	7
Sum of prime factors	234
Product of prime factors	1374

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Divisors of 21984

List of proper divisors	1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 916, 1374, 1832, 2748, 3664, 5496, 7328, 10992
List of all dividers	1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 229, 458, 687, 916, 1374, 1832, 2748, 3664, 5496, 7328, 10992, 21984
Number of divisors d(n)	24
Sum of all divisors σ(n)	57960
Aliquot sum	35976
21984 is an abundant number , because the sum of its proper divisors (35976) is greater than itself. Its abundance is 13992.

Calculation was done in 0.0000379086 seconds

Prime numbers

Is 21984 a prime number?	No
Is 21984 a semiprime number?	No
Is 21984 a Chen prime number?	No
Is 21984 a Mersenne prime number?	No

Previous prime is 21977

Next prime is 21991

Calculation was done in 0.0017299652 seconds

Sequences

Is 21984 a Catalan number?	No
Is 21984 a Fibonacci number?	No
Is 21984 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.

21984 is not a Happy number

21984 is not a Humble number

21984 is not a Münchhausen number

21984 is not a Perfect number

21984 is not a Perfect square

21984 is not a Palindrome

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Numeric Bases of 21984

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	101010111100000₂
3	Ternary	1010011020₃
4	Quaternary	11113200₄
5	Quinary	1200414₅
6	Senary	245440₆
7	Septenary	121044₇
8	Octal	52740₈
9	Nonary	33136₉
10	Decimal	21984
12	Duodecimal	10880₁₂
16	Hexadecimal	55e0₁₆
20	Vigesimal	2ej4₂₀
36	Base36	gyo₃₆
60	Sexagesimal	66O₆₀

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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 21984 (n²)	483296256
Cube of 21984 (n³)	10624784891904
Square root of 21984	148.27002394281
Natural Logarithm (ln) of 21984	9.9980701950221
Decimal Logarithm (log) of 21984	4.3421067153795

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Trigonometry

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

Sine of 21984	-0.76134805957721
Cosecant of 21984	-1.3134597079755
Cosine of 21984	0.64834337520948
Secant of 21984	1.5423925627017
Tangent of 21984	-1.1742975847192
Cotangent of 21984	-0.85157290027049

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Number parity

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

Is 21984 an Even Number?

Yes, the number 21984 is an even number.

Is 21984 an Odd Number?

Previous even number is 21982

Next even number is 21986

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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 21984 in words is "twenty-one thousand nine hundred eighty-four", meaning that:

21984 is not an aban number (as it contains the letter a)

21984 is not an eban number (as it contains the letter e)

21984 is not an iban number (as it contains the letter i)

21984 is not an oban number (as it contains the letter o)

21984 is not a tban number (as it contains the letter t)

21984 is not an uban number (as it contains the letter u)

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Numeral systems

How to write 21984 in other number systems?

Bengali numerals	২১৯৮৪
Eastern Arabic numerals	٢١٬٩٨٤
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍪𓎍𓏽
Khmer numerals	២១៩៨៤
Japanese numerals	二万千九百八十四
Roman numerals	n/a
Thai numerals	๒๑๙๘๔

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Translation

How do you say 21984 in 38 different languages?

Arabic	واحد و عشرون ألف و تسعة مائة و أربعة و ثمانون
Croatian	dvadeset i jedna tisuća devetsto osamdeset i četiri
Czech	dvacet jedna tisíc devět set osmdesát čtyři
Danish	en og tyve tusinde ni hundrede fire og firs
Dutch	éénentwintigduizend negenhonderdvierentachtig
Estonian	akpe blaeve vɔ ɖekɛ alafa asieke blaenyi vɔ ene
Faroese	tjúgoeitt tusin og níggjuhundraðogáttatifýre
Filipino	dalawáng pû’t isáng libó’t siyám na daán at walóng pû’t ápat
Finnish	kaksikymmentäyksituhattayhdeksänsataakahdeksankymmentäneljä
French	vingt et un mille neuf cent quatre-vingt-quatre
Greek	είκοσι μία χίλιάδες εννιακόσια ογδόντα τέσσερα
German	einundzwanzigtausendneunhundertvierundachtzig
Hebrew	עשרים ואחד אלף תשע מאות שמונים וארבע
Hindi	इक्कीस हज़ार नौ सौ चौरासी
Hungarian	huszonegyezerkilencszáznyolcvannégy
Icelandic	tuttugu og eitt þúsund og níuhundrað og áttatíu og fjórir
Indonesian	dua puluh satu ribu sembilan ratus delapan puluh empat
Italian	ventunomilanovecentoottantaquattro
Japanese	二万千九百八十四
Korean	이만 천구백팔십사
Latvian	divdesmit viens tūkstoši deviņsimt astoņdesmit četri
Lithuanian	dvidešimt vienas tūkstantis devyni šimtai aštuoniasdešimt keturi
Norwegian	tjueett tusen ni hundre og åttifire
Persian	بیست و یک هزار و نهصد و هشتاد و چهار
Polish	dwadzieścia jeden tysięcy dziewięćset osiemdziesiąt cztery
Portuguese	vinte e um mil novecentos e oitenta e quatro
Romanian	douăzeci şi una mii nouă sute optzeci şi patru
Russian	двадцать одна тысяча девятьсот восемьдесят четыре
Serbian	двадесет и једна хиљада деветсто осамдесет и четири
Slovak	dvadsaťjedna tisíc deväťsto osemdesiatštyri
Slovene	dvaset ena tisuću devetsto osemdeset štiri
Spanish	veintiún mil novecientos ochenta y cuatro
Swahili	elfu ishirini na moja, mia tisa na themanini na nne
Swedish	tjugoentusenniohundraåttiofyra
Thai	สองหมื่นหนึ่งพันเก้าร้อยแปดสิบสี่
Turkish	yirmi bir bin dokuz yüz seksen dört
Ukrainian	двадцять одна тисяча девʼятсот вісімдесят чотири
Vietnamese	hai mươi mốt nghìn chín trăm tám mươi tư

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Miscellaneous

Number 21984 reversed	48912
Unicode Character	U+55E0	嗠
Unix Timestamp	Thu, 01 Jan 1970 06:06:24 +0000

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