21398

Number 21398 is an even five-digits composite number and natural number following 21397 and preceding 21399.

Properties of the number 21398

Nominal	21398
Cardinal	twenty-one thousand three hundred ninety-eight
Cardinal twenty-one thousand three hundred ninety-eight
Ordinal	21,398th
Number of digits	5
Sum of digits	23
Product of digits	432
Number parity	Even

Previous number is 21397

Next number is 21399

Calculation was done in 0.0000281334 seconds

Prime Factorization of 21398

Prime factorization	2 x 13 x 823
Prime factors	2, 13, 823
Number of distinct prime factors ω(n)	3
Total number of prime factors Ω(n)	3
Sum of prime factors	838
Product of prime factors	21398

Calculation was done in 0.0000271797 seconds

Divisors of 21398

List of proper divisors	1, 2, 13, 26, 823, 1646, 10699
List of all dividers	1, 2, 13, 26, 823, 1646, 10699, 21398
Number of divisors d(n)	8
Sum of all divisors σ(n)	34608
Aliquot sum	13210
21398 is a deficient number , since it is larger than the sum of its proper divisors (13210). Its deficiency is 8188.

Calculation was done in 0.0000209808 seconds

Prime numbers

Is 21398 a prime number?	No
Is 21398 a semiprime number?	No
Is 21398 a Chen prime number?	No
Is 21398 a Mersenne prime number?	No

Previous prime is 21397

Next prime is 21401

Calculation was done in 0.0177390575 seconds

Sequences

Is 21398 a Catalan number?	No
Is 21398 a Fibonacci number?	No
Is 21398 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.

21398 is not a Happy number

21398 is not a Humble number

21398 is not a Münchhausen number

21398 is not a Perfect number

21398 is not a Perfect square

21398 is not a Palindrome

Calculation was done in 0.0075631142 seconds

Numeric Bases of 21398

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	101001110010110₂
3	Ternary	1002100112₃
4	Quaternary	11032112₄
5	Quinary	1141043₅
6	Senary	243022₆
7	Septenary	116246₇
8	Octal	51626₈
9	Nonary	32315₉
10	Decimal	21398
12	Duodecimal	10472₁₂
16	Hexadecimal	5396₁₆
20	Vigesimal	2d9i₂₀
36	Base36	gie₃₆
60	Sexagesimal	5uc₆₀

Calculation was done in 0.0000200272 seconds

Mathematical operations

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

Square of 21398 (n²)	457874404
Cube of 21398 (n³)	9797596496792
Square root of 21398	146.28055236428
Natural Logarithm (ln) of 21398	9.9710527386986
Decimal Logarithm (log) of 21398	4.3303731831831

Calculation was done in 0.0000050068 seconds

Trigonometry

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

Sine of 21398	-0.57486274820591
Cosecant of 21398	-1.7395456621966
Cosine of 21398	-0.818249852261
Secant of 21398	-1.2221205995171
Tangent of 21398	0.70255160647746
Cotangent of 21398	1.4233829810936

Calculation was done in 0.0000131130 seconds

Number parity

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

Is 21398 an Even Number?

Yes, the number 21398 is an even number.

Is 21398 an Odd Number?

Previous even number is 21396

Next even number is 21400

Calculation was done in 0.0000028610 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 21398 in words is "twenty-one thousand three hundred ninety-eight", meaning that:

21398 is not an aban number (as it contains the letter a)

21398 is not an eban number (as it contains the letter e)

21398 is not an iban number (as it contains the letter i)

21398 is not an oban number (as it contains the letter o)

21398 is not a tban number (as it contains the letter t)

21398 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000021458 seconds

Numeral systems

How to write 21398 in other number systems?

Bengali numerals	২১৩৯৮
Eastern Arabic numerals	٢١٬٣٩٨
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓍤𓎎𓐁
Khmer numerals	២១៣៩៨
Japanese numerals	二万千三百九十八
Roman numerals	n/a
Thai numerals	๒๑๓๙๘

Calculation was done in 0.0001180172 seconds

Translation

How do you say 21398 in 38 different languages?

Arabic	واحد و عشرون ألف و ثلاثة مائة و ثمانية و تسعون
Croatian	dvadeset i jedna tisuća tristo devedeset i osam
Czech	dvacet jedna tisíc tři sta devadesát osm
Danish	en og tyve tusinde tre hundrede otte og halvfems
Dutch	éénentwintigduizend driehonderdachtennegentig
Estonian	akpe blaeve vɔ ɖekɛ alafa etɔ̃ blaasieke vɔ enyi
Faroese	tjúgoeitt tusin og trýhundraðognítiátta
Filipino	dalawáng pû’t isáng libó’t tatlóng daán at siyám na pû’t waló
Finnish	kaksikymmentäyksituhattakolmesataayhdeksänkymmentäkahdeksan
French	vingt et un mille trois cent quatre-vingt-dix-huit
Greek	είκοσι μία χίλιάδες τριακόσια εννενήντα οκτώ
German	einundzwanzigtausenddreihundertachtundneunzig
Hebrew	עשרים ואחד אלף שלוש מאות תשעים ושמונה
Hindi	इक्कीस हज़ार तीन सौ अट्ठानबे
Hungarian	huszonegyezerháromszázkilencvennyolc
Icelandic	tuttugu og eitt þúsund og þrjúhundrað og níutíu og átta
Indonesian	dua puluh satu ribu tiga ratus sembilan puluh delapan
Italian	ventunomilatrecentonovantotto
Japanese	二万千三百九十八
Korean	이만 천삼백구십팔
Latvian	divdesmit viens tūkstoši trīssimt deviņdesmit astoņi
Lithuanian	dvidešimt vienas tūkstantis trys šimtai devyniasdešimt aštuoni
Norwegian	tjueett tusen tre hundre og nittiåtte
Persian	بیست و یک هزار و سیصد و نود و هشت
Polish	dwadzieścia jeden tysięcy trzysta dziewięćdziesiąt osiem
Portuguese	vinte e um mil trezentos e noventa e oito
Romanian	douăzeci şi una mii trei sute nouăzeci şi opt
Russian	двадцать одна тысяча триста девяносто восемь
Serbian	двадесет и једна хиљада триста деведесет и осам
Slovak	dvadsaťjedna tisíc tristo deväťdesiatosem
Slovene	dvaset ena tisuću tristo devetdeset osem
Spanish	veintiún mil trescientos noventa y ocho
Swahili	elfu ishirini na moja, mia tatu na tisini na nane
Swedish	tjugoentusentrehundranittioåtta
Thai	สองหมื่นหนึ่งพันสามร้อยเก้าสิบแปด
Turkish	yirmi bir bin üç yüz doksan sekiz
Ukrainian	двадцять одна тисяча триста девʼяносто вісім
Vietnamese	hai mươi mốt nghìn ba trăm chín mươi tám

Calculation was done in 0.0143809319 seconds

Miscellaneous

Number 21398 reversed	89312
Unicode Character	U+5396	厖
Unix Timestamp	Thu, 01 Jan 1970 05:56:38 +0000

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