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21388

Number 21388 is an even five-digits composite number and natural number following 21387 and preceding 21389.

Properties of the number 21388

Nominal21388
Cardinaltwenty-one thousand three hundred eighty-eight
Cardinal
twenty-one thousand three hundred eighty-eight
Ordinal21,388th
Number of digits5
Sum of digits22
Product of digits384
Number parityEven
Previous number is 21387
Next number is 21389
Calculation was done in 0.0000350475 seconds

Prime Factorization of 21388

Prime factorization2 x 2 x 5347
Prime factorization in exponent form22 x 5347
Prime factors2, 5347
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)3
Sum of prime factors5349
Product of prime factors10694
Calculation was done in 0.0000739098 seconds

Divisors of 21388

List of proper divisors 1, 2, 4, 5347, 10694
List of all dividers1, 2, 4, 5347, 10694, 21388
Number of divisors d(n)6
Sum of all divisors σ(n)37436
Aliquot sum 16048
21388 is a deficient number , since it is larger than the sum of its proper divisors (16048). Its deficiency is 5340.
Calculation was done in 0.0000221729 seconds

Prime numbers

Is 21388 a prime number?No
Is 21388 a semiprime number?No
Is 21388 a Chen prime number?No
Is 21388 a Mersenne prime number?No
Previous prime is 21383
Next prime is 21391
Calculation was done in 0.0011370182 seconds

Sequences

Is 21388 a Catalan number?No
Is 21388 a Fibonacci number?No
Is 21388 a Idoneal number?No
Calculation was done in 0.0000040531 seconds

Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.
21388 is not a Happy number
21388 is not a Humble number
21388 is not a Münchhausen number
21388 is not a Perfect number
21388 is not a Perfect square
21388 is not a Palindrome
Calculation was done in 0.0074388981 seconds

Numeric Bases of 21388

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.
BaseSystemValue
2Binary1010011100011002
3Ternary10021000113
4Quaternary110320304
5Quinary11410235
6Senary2430046
7Septenary1162337
8Octal516148
9Nonary323049
10Decimal21388
12Duodecimal1046412
16Hexadecimal538c16
20Vigesimal2d9820
36Base36gi436
60Sexagesimal5uS60
Calculation was done in 0.0000197887 seconds

Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.
Square of 21388 (n2)457446544
Cube of 21388 (n3)9783866683072
Square root of 21388146.24636747626
Natural Logarithm (ln) of 213889.9705852960686
Decimal Logarithm (log) of 213884.3301701754283
Calculation was done in 0.0000040531 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 213880.03720577153413
Cosecant of 2138826.877550411303
Cosine of 213880.99930762559111
Secant of 213881.0006928541234
Tangent of 213880.03723154970635
Cotangent of 2138826.858941083224
Calculation was done in 0.0000112057 seconds

Number parity

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

Is 21388 an Even Number?

Yes, the number 21388 is an even number.

Is 21388 an Odd Number?

No
Previous even number is 21386
Next even number is 21390
Calculation was done in 0.0000047684 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 21388 in words is "twenty-one thousand three hundred eighty-eight", meaning that:
21388 is not an aban number (as it contains the letter a)
21388 is not an eban number (as it contains the letter e)
21388 is not an iban number (as it contains the letter i)
21388 is not an oban number (as it contains the letter o)
21388 is not a tban number (as it contains the letter t)
21388 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000021458 seconds

Numeral systems

How to write 21388 in other number systems?
Bengali numerals২১৩৮৮
Eastern Arabic numerals٢١٬٣٨٨
Hieroglyphs numeralsused in Ancient Egypt𓂭𓂭𓆼𓍤𓎍𓐁
Khmer numerals២១៣៨៨
Japanese numerals二万千三百八十八
Roman numeralsn/a
Thai numerals๒๑๓๘๘
Calculation was done in 0.0000770092 seconds

Translation

How do you say 21388 in 38 different languages?
Arabicواحد و عشرون ألف و ثلاثة مائة و ثمانية و ثمانون
Croatiandvadeset i jedna tisuća tristo osamdeset i osam
Czechdvacet jedna tisíc tři sta osmdesát osm
Danish en og tyve tusinde tre hundrede otte og firs
Dutchéénentwintigduizend driehonderdachtentachtig
Estonianakpe blaeve vɔ ɖekɛ alafa etɔ̃ blaenyi vɔ enyi
Faroesetjúgo­eitt tusin og trý­hundrað­og­áttati­átta
Filipinodalawáng pû’t isáng libó’t tatlóng daán at walóng pû’t waló
Finnishkaksi­kymmentä­yksi­tuhatta­kolme­sataa­kahdeksan­kymmentä­kahdeksan
Frenchvingt et un mille trois cent quatre-vingt-huit
Greekείκοσι μία χίλιάδες τριακόσια ογδόντα οκτώ
Germanein­und­zwanzig­tausend­drei­hundert­acht­und­achtzig
Hebrewעשרים ואחד אלף שלוש מאות שמונים ושמונה
Hindiइक्कीस हज़ार तीन सौ अट्ठासी
Hungarianhuszon­egy­ezer­három­száz­nyolcvan­nyolc
Icelandictuttugu og eitt þúsund og þrjú­hundrað og áttatíu og átta
Indonesiandua puluh satu ribu tiga ratus delapan puluh delapan
Italianventunomilatrecentoottantotto
Japanese二万千三百八十八
Korean이만 천삼백팔십팔
Latviandivdesmit viens tūkstoši trīssimt astoņdesmit astoņi
Lithuaniandvidešimt vienas tūkstantis trys šimtai aštuoniasdešimt aštuoni
Norwegiantjue­ett tusen tre hundre og åtti­åtte
Persianبیست و یک هزار و سیصد و هشتاد و هشت
Polishdwadzieścia jeden tysięcy trzysta osiemdziesiąt osiem
Portuguesevinte e um mil trezentos e oitenta e oito
Romaniandouăzeci şi una mii trei sute optzeci şi opt
Russianдвадцать одна тысяча триста восемьдесят восемь
Serbianдвадесет и једна хиљада триста осамдесет и осам
Slovakdvadsať­jedna tisíc tri­sto osemdesiat­osem
Slovenedvaset ena tisuću tristo osemdeset osem
Spanish veintiún mil trescientos ochenta y ocho
Swahilielfu ishirini na moja, mia tatu na themanini na nane
Swedishtjugoentusentrehundraåttioåtta
Thaiสอง​หมื่น​หนึ่ง​พัน​สาม​ร้อย​แปด​สิบ​แปด
Turkishyirmi bir bin üç yüz seksen sekiz
Ukrainianдвадцять одна тисяча триста вісімдесят вісім
Vietnamesehai mươi mốt nghìn ba trăm tám mươi tám
Calculation was done in 0.0140550137 seconds

Miscellaneous

Number 21388 reversed88312
Unicode CharacterU+538C厌
Unix TimestampThu, 01 Jan 1970 05:56:28 +0000
Calculation was done in 0.0000219345 seconds
This page was generated in 0.02 seconds.