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20421

Number 20421 is an odd five-digits composite number and natural number following 20420 and preceding 20422.

Properties of the number 20421

Nominal20421
Cardinaltwenty thousand four hundred twenty-one
Cardinal
twenty thousand four hundred twenty-one
Ordinal20,421st
Number of digits5
Sum of digits9
Product of digits0
Number parityOdd
Calculation was done in 0.0000381470 seconds

Prime Factorization of 20421

Prime factorization3 x 3 x 2269
Prime factorization in exponent form32 x 2269
Prime factors3, 2269
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)3
Sum of prime factors2272
Product of prime factors6807
Calculation was done in 0.0000410080 seconds

Divisors of 20421

List of proper divisors 1, 3, 9, 2269, 6807
List of all dividers1, 3, 9, 2269, 6807, 20421
Number of divisors d(n)6
Sum of all divisors σ(n)29510
Aliquot sum 9089
20421 is a deficient number , since it is larger than the sum of its proper divisors (9089). Its deficiency is 11332.
Calculation was done in 0.0000188351 seconds

Prime numbers

Is 20421 a prime number?No
Is 20421 a semiprime number?No
Is 20421 a Chen prime number?No
Is 20421 a Mersenne prime number?No
Calculation was done in 0.0187201500 seconds

Sequences

Is 20421 a Catalan number?No
Is 20421 a Fibonacci number?No
Is 20421 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.
20421 is not a Happy number
20421 is not a Humble number
20421 is not a Münchhausen number
20421 is not a Perfect number
20421 is not a Perfect square
20421 is not a Palindrome
Calculation was done in 0.0063769817 seconds

Numeric Bases of 20421

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
2Binary1001111110001012
3Ternary10010001003
4Quaternary103330114
5Quinary11231415
6Senary2343136
7Septenary1133527
8Octal477058
9Nonary310109
10Decimal20421
12Duodecimalb99912
16Hexadecimal4fc516
20Vigesimal2b1120
36Base36fr936
60Sexagesimal5eL60
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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 20421 (n2)417017241
Cube of 20421 (n3)8515909078461
Square root of 20421142.90206436577
Natural Logarithm (ln) of 204219.9243190621161
Decimal Logarithm (log) of 204214.3100770053243
Calculation was done in 0.0000059605 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 204210.60339501563741
Cosecant of 204211.6572891291514
Cosine of 204210.79744244626426
Secant of 204211.2540089942348
Tangent of 204210.75666277668577
Cotangent of 204211.3215926973176
Calculation was done in 0.0000159740 seconds

Number parity

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

Is 20421 an Even Number?

No

Is 20421 an Odd Number?

Yes, the number 20421 is an odd number.
Total number of all odd numbers from 1 to 20421 is 10211
Sum of all the odd numbers from 1 to 20421 are 104264521
The sum of all odd numbers is a perfect square: 104264521 = 10211
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 0.0000059605 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 20421 in words is "twenty thousand four hundred twenty-one", meaning that:
20421 is not an aban number (as it contains the letter a)
20421 is not an eban number (as it contains the letter e)
20421 is an iban number (a number without the letter i)
20421 is not an oban number (as it contains the letter o)
20421 is not a tban number (as it contains the letter t)
20421 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000028610 seconds

Numeral systems

How to write 20421 in other number systems?
Bengali numerals২০৪২১
Eastern Arabic numerals٢٠٬٤٢١
Hieroglyphs numeralsused in Ancient Egypt𓂭𓂭𓍥𓎇𓏺
Khmer numerals២០៤២១
Japanese numerals二万四百二十一
Roman numeralsn/a
Thai numerals๒๐๔๒๑
Calculation was done in 0.0001428127 seconds

Translation

How do you say 20421 in 38 different languages?
Arabicعشرون ألف و أربعة مائة و واحد و عشرون
Croatiandvadeset tisuća četiristo dvadeset i jedan
Czechdvacet tisíc čtyři sta dvacet jeden
Danish tyve tusinde fire hundrede en og tyve
Dutchtwintigduizend vierhonderdéénentwintig
Estonianakpe blaeve alafa ene blaeve vɔ ɖekɛ
Faroesetjúgo tusin og fýre­hundrað­og­tjúgo­ein
Filipinodalawáng pû libó’t ápat na daán at dalawáng pû’t isá
Finnishkaksi­kymmentä­tuhatta­neljä­sataa­kaksi­kymmentä­yksi
Frenchvingt mille quatre cent vingt et un
Greekείκοσι χίλιάδες τετρακόσια είκοσι ένα
Germanzwanzig­tausend­vier­hundert­ein­und­zwanzig
Hebrewעשרים אלף ארבע מאות עשרים ואחת
Hindiबीस हज़ार चार सौ इक्कीस
Hungarianhúsz­ezer­négy­száz­huszon­egy
Icelandictuttugu þúsund og fjögur­hundrað og tuttugu og einn
Indonesiandua puluh ribu empat ratus dua puluh satu
Italianventimilaquattrocentoventuno
Japanese二万四百二十一
Korean이만 사백이십일
Latviandivdesmit tūkstoši četrsimt divdesmit viens
Lithuaniandvidešimt tūkstančių keturi šimtai dvidešimt vienas
Norwegiantjue tusen fire hundre og tjue­én
Persianبیست هزار و چهارصد و بیست و یک
Polishdwadzieścia tysięcy czterysta dwadzieścia jeden
Portuguesevinte mil quatrocentos e vinte e um
Romaniandouăzeci mii patru sute douăzeci şi unu
Russianдвадцать тысяч четыреста двадцать один
Serbianдвадесет хиљада четиристо двадесет и један
Slovakdvadsať tisíc štyri­sto dvadsať­jeden
Slovenedvaset tisuću štiristo dvaset ena
Spanish veinte mil cuatrocientos veintiuno
Swahilielfu ishirini, mia nne na ishirini na moja
Swedishtjugotusenfyrahundratjugoen
Thaiสอง​หมื่น​สี่​ร้อย​ยี่​สิบ​เอ็ด
Turkishyirmi bin dört yüz yirmi bir
Ukrainianдвадцять тисяч чотириста двадцять один
Vietnamesehai mươi nghìn bốn trăm hai mươi mốt
Calculation was done in 0.0138437748 seconds

Miscellaneous

Number 20421 reversed12402
Unicode CharacterU+4FC5
Unix TimestampThu, 01 Jan 1970 05:40:21 +0000
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