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21481

Number 21481 is an odd five-digits prime number and natural number following 21480 and preceding 21482.

Properties of the number 21481

Nominal21481
Cardinaltwenty-one thousand four hundred eighty-one
Cardinal
twenty-one thousand four hundred eighty-one
Ordinal21,481st
Number of digits5
Sum of digits16
Product of digits64
Number parityOdd
Calculation was done in 0.0000300407 seconds

Prime Factorization of 21481

Prime factorization21481
Prime factors21481
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors21481
Product of prime factors21481
Calculation was done in 0.0018219948 seconds

Divisors of 21481

List of proper divisors 1
List of all dividers1, 21481
Number of divisors d(n)2
Sum of all divisors σ(n)21482
Aliquot sum 1
21481 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 21480.
Calculation was done in 0.0000290871 seconds

Prime numbers

Is 21481 a prime number?Yes
Is 21481 a semiprime number?No
Is 21481 a Chen prime number?No
Is 21481 a Mersenne prime number?No
Calculation was done in 0.1597540379 seconds

Sequences

Is 21481 a Catalan number?No
Is 21481 a Fibonacci number?No
Is 21481 a Idoneal number?No
Calculation was done in 0.0000059605 seconds

Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.
21481 is a Happy number
21481 is not a Humble number
21481 is not a Münchhausen number
21481 is not a Perfect number
21481 is not a Perfect square
21481 is not a Palindrome
Calculation was done in 0.0017259121 seconds

Numeric Bases of 21481

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
2Binary1010011111010012
3Ternary10021101213
4Quaternary110332214
5Quinary11414115
6Senary2432416
7Septenary1164257
8Octal517518
9Nonary324179
10Decimal21481
12Duodecimal1052112
16Hexadecimal53e916
20Vigesimal2de120
36Base36gkp36
60Sexagesimal5w160
Calculation was done in 0.0000209808 seconds

Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.
Square of 21481 (n2)461433361
Cube of 21481 (n3)9912050027641
Square root of 21481146.56397920362
Natural Logarithm (ln) of 214819.974924102474
Decimal Logarithm (log) of 214814.3320544951082
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 21481-0.93581539523581
Cosecant of 21481-1.068586822883
Cosine of 214810.35249049070811
Secant of 214812.8369559643755
Tangent of 21481-2.6548670670686
Cotangent of 21481-0.37666669356224
Calculation was done in 0.0000469685 seconds

Number parity

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

Is 21481 an Even Number?

No

Is 21481 an Odd Number?

Yes, the number 21481 is an odd number.
Total number of all odd numbers from 1 to 21481 is 10741
Sum of all the odd numbers from 1 to 21481 are 115369081
The sum of all odd numbers is a perfect square: 115369081 = 10741
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
Calculation was done in 0.0000078678 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 21481 in words is "twenty-one thousand four hundred eighty-one", meaning that:
21481 is not an aban number (as it contains the letter a)
21481 is not an eban number (as it contains the letter e)
21481 is not an iban number (as it contains the letter i)
21481 is not an oban number (as it contains the letter o)
21481 is not a tban number (as it contains the letter t)
21481 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000030994 seconds

Numeral systems

How to write 21481 in other number systems?
Bengali numerals২১৪৮১
Eastern Arabic numerals٢١٬٤٨١
Hieroglyphs numeralsused in Ancient Egypt𓂭𓂭𓆼𓍥𓎍𓏺
Khmer numerals២១៤៨១
Japanese numerals二万千四百八十一
Roman numeralsn/a
Thai numerals๒๑๔๘๑
Calculation was done in 0.0001509190 seconds

Translation

How do you say 21481 in 38 different languages?
Arabicواحد و عشرون ألف و أربعة مائة و واحد و ثمانون
Croatiandvadeset i jedna tisuća četiristo osamdeset i jedan
Czechdvacet jedna tisíc čtyři sta osmdesát jeden
Danish en og tyve tusinde fire hundrede en og firs
Dutchéénentwintigduizend vierhonderdéénentachtig
Estonianakpe blaeve vɔ ɖekɛ alafa ene blaenyi vɔ ɖekɛ
Faroesetjúgo­eitt tusin og fýre­hundrað­og­áttati­ein
Filipinodalawáng pû’t isáng libó’t ápat na daán at walóng pû’t isá
Finnishkaksi­kymmentä­yksi­tuhatta­neljä­sataa­kahdeksan­kymmentä­yksi
Frenchvingt et un mille quatre cent quatre-vingt-un
Greekείκοσι μία χίλιάδες τετρακόσια ογδόντα ένα
Germanein­und­zwanzig­tausend­vier­hundert­ein­und­achtzig
Hebrewעשרים ואחד אלף ארבע מאות שמונים ואחת
Hindiइक्कीस हज़ार चार सौ इक्यासी
Hungarianhuszon­egy­ezer­négy­száz­nyolcvan­egy
Icelandictuttugu og eitt þúsund og fjögur­hundrað og áttatíu og einn
Indonesiandua puluh satu ribu empat ratus delapan puluh satu
Italianventunomilaquattrocentoottantuno
Japanese二万千四百八十一
Korean이만 천사백팔십일
Latviandivdesmit viens tūkstoši četrsimt astoņdesmit viens
Lithuaniandvidešimt vienas tūkstantis keturi šimtai aštuoniasdešimt vienas
Norwegiantjue­ett tusen fire hundre og åtti­én
Persianبیست و یک هزار و چهارصد و هشتاد و یک
Polishdwadzieścia jeden tysięcy czterysta osiemdziesiąt jeden
Portuguesevinte e um mil quatrocentos e oitenta e um
Romaniandouăzeci şi una mii patru sute optzeci şi unu
Russianдвадцать одна тысяча четыреста восемьдесят один
Serbianдвадесет и једна хиљада четиристо осамдесет и један
Slovakdvadsať­jedna tisíc štyri­sto osemdesiat­jeden
Slovenedvaset ena tisuću štiristo osemdeset ena
Spanish veintiún mil cuatrocientos ochenta y uno
Swahilielfu ishirini na moja, mia nne na themanini na moja
Swedishtjugoentusenfyrahundraåttioen
Thaiสอง​หมื่น​หนึ่ง​พัน​สี่​ร้อย​แปด​สิบ​เอ็ด
Turkishyirmi bir bin dört yüz seksen bir
Ukrainianдвадцять одна тисяча чотириста вісімдесят один
Vietnamesehai mươi mốt nghìn bốn trăm tám mươi mốt
Calculation was done in 0.0161941051 seconds

Miscellaneous

Number 21481 reversed18412
Unicode CharacterU+53E9
Unix TimestampThu, 01 Jan 1970 05:58:01 +0000
Calculation was done in 0.0000259876 seconds
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