131221

Number 131221 is an odd six-digits prime number and natural number following 131220 and preceding 131222.

Properties of the number 131221

Nominal	131221
Cardinal	one hundred thirty-one thousand two hundred twenty-one
Cardinal one hundred thirty-one thousand two hundred twenty-one
Ordinal	131,221st
Number of digits	6
Sum of digits	10
Product of digits	12
Number parity	Odd

Previous number is 131220

Next number is 131222

Calculation was done in 0.0000469685 seconds

Prime Factorization of 131221

Prime factorization	131221
Prime factors	131221
Number of distinct prime factors ω(n)	1
Total number of prime factors Ω(n)	1
Sum of prime factors	131221
Product of prime factors	131221

Calculation was done in 0.0080630779 seconds

Divisors of 131221

List of proper divisors	1
List of all dividers	1, 131221
Number of divisors d(n)	2
Sum of all divisors σ(n)	131222
Aliquot sum	1
131221 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 131220.

Calculation was done in 0.0000360012 seconds

Prime numbers

Is 131221 a prime number?	Yes
Is 131221 a semiprime number?	No
Is 131221 a Chen prime number?	No
Is 131221 a Mersenne prime number?	No

Previous prime is 131213

Next prime is 131231

Calculation was done in 4.4406158924 seconds

Sequences

Is 131221 a Catalan number?	No
Is 131221 a Fibonacci number?	No
Is 131221 a Idoneal number?	No

Calculation was done in 0.0000061989 seconds

Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.

131221 is not a Happy number

131221 is not a Humble number

131221 is not a Münchhausen number

131221 is not a Perfect number

131221 is not a Perfect square

131221 is not a Palindrome

Calculation was done in 0.0052490234 seconds

Numeric Bases of 131221

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.

Base	System	Value
2	Binary	100000000010010101₂
3	Ternary	20200000001₃
4	Quaternary	200002111₄
5	Quinary	13144341₅
6	Senary	2451301₆
7	Septenary	1054366₇
8	Octal	400225₈
9	Nonary	220001₉
10	Decimal	131221
12	Duodecimal	63b31₁₂
16	Hexadecimal	20095₁₆
20	Vigesimal	g811₂₀
36	Base36	2t91₃₆
60	Sexagesimal	aR1₆₀

Calculation was done in 0.0000240803 seconds

Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.

Square of 131221 (n²)	17218950841
Cube of 131221 (n³)	2259487948306861
Square root of 131221	362.24439264121
Natural Logarithm (ln) of 131221	11.784638203659
Decimal Logarithm (log) of 131221	5.1180033430755

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 131221	0.18251891225251
Cosecant of 131221	5.4788842846955
Cosine of 131221	-0.98320234268952
Secant of 131221	-1.0170846392255
Tangent of 131221	-0.18563718202017
Cotangent of 131221	-5.3868518640374

Calculation was done in 0.0000231266 seconds

Number parity

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

Is 131221 an Even Number?

Is 131221 an Odd Number?

Yes, the number 131221 is an odd number.

Total number of all odd numbers from 1 to 131221 is 65611

Sum of all the odd numbers from 1 to 131221 are 4304803321

The sum of all odd numbers is a perfect square: 4304803321 = 65611

An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.

Previous odd number is 131219

Next odd number is 131223

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 131221 in words is "one hundred thirty-one thousand two hundred twenty-one", meaning that:

131221 is not an aban number (as it contains the letter a)

131221 is not an eban number (as it contains the letter e)

131221 is not an iban number (as it contains the letter i)

131221 is not an oban number (as it contains the letter o)

131221 is not a tban number (as it contains the letter t)

131221 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000038147 seconds

Numeral systems

How to write 131221 in other number systems?

Bengali numerals	১৩১২২১
Eastern Arabic numerals	١٣١٬٢٢١
Hieroglyphs numeralsused in Ancient Egypt	𓆐𓂭𓂭𓂭𓆼𓍣𓎇𓏺
Khmer numerals	១៣១២២១
Japanese numerals	十三万千二百二十一
Roman numerals	n/a
Thai numerals	๑๓๑๒๒๑

Calculation was done in 0.0001788139 seconds

Translation

How do you say 131221 in 38 different languages?

Arabic	مائة و واحد و ثلاثون ألف و مائتان و واحد و عشرون
Croatian	sto trideset i jedna tisuća dvjesto dvadeset i jedan
Czech	sto třicet jedna tisíc dvě stě dvacet jeden
Danish	et hundrede en og tredive tusinde to hundrede en og tyve
Dutch	honderdéénendertigduizend tweehonderdéénentwintig
Estonian	akpe alafa ɖeka blaetɔ̃ vɔ ɖekɛ alafa eve blaeve vɔ ɖekɛ
Faroese	eitthundraðogtríatieitt tusin og tveyhundraðogtjúgoein
Filipino	isáng daán at tatlóng pû’t isáng libó’t dalawáng daán at dalawáng pû’t isá
Finnish	satakolmekymmentäyksituhattakaksisataakaksikymmentäyksi
French	cent trente et un mille deux cent vingt et un
Greek	εκατόν τριάντα μία χίλιάδες διακόσια είκοσι ένα
German	einhunderteinunddreißigtausendzweihunderteinundzwanzig
Hebrew	מאה שלושים ואחד אלף מאתיים עשרים ואחת
Hindi	एक लाख इकतीस हज़ार दो सौ इक्कीस
Hungarian	százharmincegyezerkétszázhuszonegy
Icelandic	eitthundrað og þrjátíu og eitt þúsund og tvöhundrað og tuttugu og einn
Indonesian	seratus tiga puluh satu ribu dua ratus dua puluh satu
Italian	centotrent e unmiladuecentoventuno
Japanese	十三万千二百二十一
Korean	십삼만 천이백이십일
Latvian	simt trīsdesmit viens tūkstoši divsimt divdesmit viens
Lithuanian	šimtas trisdešimt vienas tūkstantis du šimtai dvidešimt vienas
Norwegian	hundre og trettiett tusen to hundre og tjueén
Persian	صد و سی و یک هزار و دویست و بیست و یک
Polish	sto trzydzieści jeden tysięcy dwieście dwadzieścia jeden
Portuguese	cento e trinta e um mil duzentos e vinte e um
Romanian	una sută treizeci şi una mii două sute douăzeci şi unu
Russian	сто тридцать одна тысяча двести двадцать один
Serbian	сто тридесет и једна хиљада двеста двадесет и један
Slovak	jednasto tridsaťjedna tisíc dvesto dvadsaťjeden
Slovene	sto trideset ena tisuću dvjesto dvaset ena
Spanish	ciento treinta y un mil doscientos veintiuno
Swahili	elfu mia moja na thelathini na moja, mia mbili na ishirini na moja
Swedish	enhundratrettioentusentvåhundratjugoen
Thai	หนึ่งแสนสามหมื่นหนึ่งพันสองร้อยยี่สิบเอ็ด
Turkish	yüz otuz bir bin iki yüz yirmi bir
Ukrainian	сто тридцять одна тисяча двісті двадцять один
Vietnamese	một trăm ba mươi mốt nghìn hai trăm hai mươi mốt

Calculation was done in 0.0260059834 seconds

Miscellaneous

Number 131221 reversed	122131
Unicode Character	U+20095	𠂕
Hexadecimal color	#131221
Unix Timestamp	Fri, 02 Jan 1970 12:27:01 +0000

Calculation was done in 0.0000309944 seconds

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