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21023

Number 21023 is an odd five-digits prime number and natural number following 21022 and preceding 21024.

Properties of the number 21023

Nominal21023
Cardinaltwenty-one thousand twenty-three
Cardinal
twenty-one thousand twenty-three
Ordinal21,023rd
Number of digits5
Sum of digits8
Product of digits0
Number parityOdd
Calculation was done in 0.0000450611 seconds

Prime Factorization of 21023

Prime factorization21023
Prime factors21023
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors21023
Product of prime factors21023
Calculation was done in 0.0012569427 seconds

Divisors of 21023

List of proper divisors 1
List of all dividers1, 21023
Number of divisors d(n)2
Sum of all divisors σ(n)21024
Aliquot sum 1
21023 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 21022.
Calculation was done in 0.0000269413 seconds

Prime numbers

Is 21023 a prime number?Yes
Is 21023 a semiprime number?No
Is 21023 a Chen prime number?No
Is 21023 a Mersenne prime number?No
Calculation was done in 0.1123127937 seconds

Sequences

Is 21023 a Catalan number?No
Is 21023 a Fibonacci number?No
Is 21023 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.
21023 is not a Happy number
21023 is not a Humble number
21023 is not a Münchhausen number
21023 is not a Perfect number
21023 is not a Perfect square
21023 is not a Palindrome
Calculation was done in 0.0057878494 seconds

Numeric Bases of 21023

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
2Binary1010010000111112
3Ternary10012111223
4Quaternary110201334
5Quinary11330435
6Senary2411556
7Septenary1152027
8Octal510378
9Nonary317489
10Decimal21023
12Duodecimal101bb12
16Hexadecimal521f16
20Vigesimal2cb320
36Base36g7z36
60Sexagesimal5oN60
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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 21023 (n2)441966529
Cube of 21023 (n3)9291462339167
Square root of 21023144.99310328426
Natural Logarithm (ln) of 210239.9533723554651
Decimal Logarithm (log) of 210234.3226946903069
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 21023-0.51245202664969
Cosecant of 21023-1.9514021761955
Cosine of 210230.85871585543917
Secant of 210231.1645295631447
Tangent of 21023-0.59676553472698
Cotangent of 21023-1.6756999890376
Calculation was done in 0.0000159740 seconds

Number parity

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

Is 21023 an Even Number?

No

Is 21023 an Odd Number?

Yes, the number 21023 is an odd number.
Total number of all odd numbers from 1 to 21023 is 10512
Sum of all the odd numbers from 1 to 21023 are 110502144
The sum of all odd numbers is a perfect square: 110502144 = 10512
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 0.0000061989 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 21023 in words is "twenty-one thousand twenty-three", meaning that:
21023 is not an aban number (as it contains the letter a)
21023 is not an eban number (as it contains the letter e)
21023 is an iban number (a number without the letter i)
21023 is not an oban number (as it contains the letter o)
21023 is not a tban number (as it contains the letter t)
21023 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000028610 seconds

Numeral systems

How to write 21023 in other number systems?
Bengali numerals২১০২৩
Eastern Arabic numerals٢١٬٠٢٣
Hieroglyphs numeralsused in Ancient Egypt𓂭𓂭𓆼𓎇𓏼
Khmer numerals២១០២៣
Japanese numerals二万千二十三
Roman numeralsn/a
Thai numerals๒๑๐๒๓
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Translation

How do you say 21023 in 38 different languages?
Arabicواحد و عشرون ألف و ثلاثة و عشرون
Croatiandvadeset i jedna tisuća dvadeset i tri
Czechdvacet jedna tisíc dvacet tři
Danish en og tyve tusinde og tre og tyve
Dutchéénentwintigduizend drieentwintig
Estonianakpe blaeve vɔ ɖekɛ kple blaeve vɔ etɔ̃
Faroesetjúgo­eitt tusin og tjúgo­tríggir
Filipinodalawáng pû’t isáng libó’t dalawáng pû’t tatló
Finnishkaksi­kymmentä­yksi­tuhatta­kaksi­kymmentä­kolme
Frenchvingt et un mille vingt-trois
Greekείκοσι μία χίλιάδες είκοσι τρία
Germanein­und­zwanzig­tausend­drei­und­zwanzig
Hebrewעשרים ואחד אלף עשרים ושלוש
Hindiइक्कीस हज़ार तेईस
Hungarianhuszon­egy­ezer­huszon­három
Icelandictuttugu og eitt þúsund og tuttugu og þrír
Indonesiandua puluh satu ribu dua puluh tiga
Italianventunomilaventitre
Japanese二万千二十三
Korean이만 천이십삼
Latviandivdesmit viens tūkstoši divdesmit trīs
Lithuaniandvidešimt vienas tūkstantis dvidešimt trys
Norwegiantjue­ett tusen og tjue­tre
Persianبیست و یک هزار و بیست و سه
Polishdwadzieścia jeden tysięcy dwadzieścia trzy
Portuguesevinte e um mil e vinte e três
Romaniandouăzeci şi una mii douăzeci şi trei
Russianдвадцать одна тысяча двадцать три
Serbianдвадесет и једна хиљада двадесет и три
Slovakdvadsať­jedna tisíc dvadsať­tri
Slovenedvaset ena tisuću dvaset tri
Spanish veintiún mil veintitres
Swahilielfu ishirini na moja, ishirini na tatu
Swedishtjugoentusentjugotre
Thaiสอง​หมื่น​หนึ่ง​พัน​ยี่​สิบ​สาม
Turkishyirmi bir bin yirmi üç
Ukrainianдвадцять одна тисяча двадцять три
Vietnamesehai mươi mốt nghìn không trăm hai mươi ba
Calculation was done in 0.0139360428 seconds

Miscellaneous

Number 21023 reversed32012
Unicode CharacterU+521F
Unix TimestampThu, 01 Jan 1970 05:50:23 +0000
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