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3821

Number 3821 is an odd four-digits prime number and natural number following 3820 and preceding 3822.

Properties of the number 3821

Nominal3821
Cardinalthree thousand eight hundred twenty-one
Cardinal
three thousand eight hundred twenty-one
Ordinal3,821st
Number of digits4
Sum of digits14
Product of digits48
Number parityOdd
Calculation was done in 0.0000510216 seconds

Prime Factorization of 3821

Prime factorization3821
Prime factors3821
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors3821
Product of prime factors3821
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Divisors of 3821

List of proper divisors 1
List of all dividers1, 3821
Number of divisors d(n)2
Sum of all divisors σ(n)3822
Aliquot sum 1
3821 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 3820.
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Prime numbers

Is 3821 a prime number?Yes
Is 3821 a semiprime number?No
Is 3821 a Chen prime number?Yes
Is 3821 a Mersenne prime number?No
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Sequences

Is 3821 a Catalan number?No
Is 3821 a Fibonacci number?No
Is 3821 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.
3821 is not a Happy number
3821 is not a Humble number
3821 is not a Münchhausen number
3821 is not a Perfect number
3821 is not a Perfect square
3821 is not a Palindrome
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Numeric Bases of 3821

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
2Binary1110111011012
3Ternary120201123
4Quaternary3232314
5Quinary1102415
6Senary254056
7Septenary140667
8Octal73558
9Nonary52159
10Decimal3821
12Duodecimal226512
16Hexadecimaleed16
20Vigesimal9b120
36Base362y536
60Sexagesimal13f60
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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 3821 (n2)14600041
Cube of 3821 (n3)55786756661
Square root of 382161.814237842102
Natural Logarithm (ln) of 38218.2482674474469
Decimal Logarithm (log) of 38213.5821770376884
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 38210.73341576731584
Cosecant of 38211.3634830945342
Cosine of 38210.67978034117832
Secant of 38211.4710634294993
Tangent of 38211.0789011139165
Cotangent of 38210.92686900319334
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Number parity

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

Is 3821 an Even Number?

No

Is 3821 an Odd Number?

Yes, the number 3821 is an odd number.
Total number of all odd numbers from 1 to 3821 is 1911
Sum of all the odd numbers from 1 to 3821 are 3651921
The sum of all odd numbers is a perfect square: 3651921 = 1911
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
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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 3821 in words is "three thousand eight hundred twenty-one", meaning that:
3821 is not an aban number (as it contains the letter a)
3821 is not an eban number (as it contains the letter e)
3821 is not an iban number (as it contains the letter i)
3821 is not an oban number (as it contains the letter o)
3821 is not a tban number (as it contains the letter t)
3821 is not an uban number (as it contains the letter u)
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Numeral systems

How to write 3821 in other number systems?
Bengali numerals৩৮২১
Eastern Arabic numerals٣٬٨٢١
Hieroglyphs numeralsused in Ancient Egypt𓆼𓆼𓆼𓍩𓎇𓏺
Khmer numerals៣៨២១
Japanese numerals三千八百二十一
Roman numeralsMMMDCCCXXI
Thai numerals๓๘๒๑
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Translation

How do you say 3821 in 38 different languages?
Arabicثلاثة آلاف و ثمانية مائة و واحد و عشرون
Croatiantri tisuće osamsto dvadeset i jedan
Czechtři tisíce osm set dvacet jeden
Danish tre tusinde otte hundrede en og tyve
Dutchdrieduizend achthonderdéénentwintig
Estonianakpe etɔ̃ alafa enyi blaeve vɔ ɖekɛ
Faroesetrý tusin og átta­hundrað­og­tjúgo­ein
Filipinotatlóng libó’t walóng daán at dalawáng pû’t isá
Finnishkolme­tuhatta­kahdeksan­sataa­kaksi­kymmentä­yksi
Frenchtrois mille huit cent vingt et un
Greekτρεις χίλιάδες οκτακόσια είκοσι ένα
Germandrei­tausend­acht­hundert­ein­und­zwanzig
Hebrewשלושת אלפים שמונה מאות עשרים ואחת
Hindiतीन हज़ार आठ सौ इक्कीस
Hungarianhárom­ezer­nyolc­száz­huszon­egy
Icelandicþrjú þúsund og átta­hundrað og tuttugu og einn
Indonesiantiga ribu delapan ratus dua puluh satu
Italiantremilaottocentoventuno
Japanese三千八百二十一
Korean삼천팔백이십일
Latviantrīstūkstoš astoņsimt divdesmit viens
Lithuaniantrys tūkstančiai aštuoni šimtai dvidešimt vienas
Norwegiantre tusen åtte hundre og tjue­én
Persianسه هزار و هشتصد و بیست و یک
Polishtrzy tysiące osiemset dwadzieścia jeden
Portuguesetrês mil oitocentos e vinte e um
Romaniantrei mii opt sute douăzeci şi unu
Russianтри тысячи восемьсот двадцать один
Serbianтри хиљада осамсто двадесет и један
Slovaktri tisíc osem­sto dvadsať­jeden
Slovenetri tisuće osemsto dvaset ena
Spanish tres mil ochocientos veintiuno
Swahilielfu tatu, mia nane na ishirini na moja
Swedishtretusenåttahundratjugoen
Thaiสาม​พัน​แปด​ร้อย​ยี่​สิบ​เอ็ด
Turkishüç bin sekiz yüz yirmi bir
Ukrainianтри тисячі вісімсот двадцять один
Vietnameseba nghìn tám trăm hai mươi mốt
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Miscellaneous

Number 3821 reversed1283
Unicode CharacterU+0EED
Unix TimestampThu, 01 Jan 1970 01:03:41 +0000
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