138721

Number 138721 is an odd six-digits composite number and natural number following 138720 and preceding 138722.

Properties of the number 138721

Nominal	138721
Cardinal	one hundred thirty-eight thousand seven hundred twenty-one
Cardinal one hundred thirty-eight thousand seven hundred twenty-one
Ordinal	138,721st
Number of digits	6
Sum of digits	22
Product of digits	336
Number parity	Odd

Previous number is 138720

Next number is 138722

Calculation was done in 0.0000319481 seconds

Prime Factorization of 138721

Prime factorization	11 x 12611
Prime factors	11, 12611
Number of distinct prime factors ω(n)	2
Total number of prime factors Ω(n)	2
Sum of prime factors	12622
Product of prime factors	138721

Calculation was done in 0.0001878738 seconds

Divisors of 138721

List of proper divisors	1, 11, 12611
List of all dividers	1, 11, 12611, 138721
Number of divisors d(n)	4
Sum of all divisors σ(n)	151344
Aliquot sum	12623
138721 is a deficient number , since it is larger than the sum of its proper divisors (12623). Its deficiency is 126098.

Calculation was done in 0.0000510216 seconds

Prime numbers

Is 138721 a prime number?	No
Is 138721 a semiprime number?	Yes
Is 138721 a Chen prime number?	No
Is 138721 a Mersenne prime number?	No

Previous prime is 138683

Next prime is 138727

Calculation was done in 4.4769010544 seconds

Sequences

Is 138721 a Catalan number?	No
Is 138721 a Fibonacci number?	No
Is 138721 a Idoneal number?	No

Calculation was done in 0.0000078678 seconds

Number theory

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

138721 is not a Happy number

138721 is not a Humble number

138721 is not a Münchhausen number

138721 is not a Perfect number

138721 is not a Perfect square

138721 is not a Palindrome

Calculation was done in 0.0081298351 seconds

Numeric Bases of 138721

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	100001110111100001₂
3	Ternary	21001021211₃
4	Quaternary	201313201₄
5	Quinary	13414341₅
6	Senary	2550121₆
7	Septenary	1115302₇
8	Octal	416741₈
9	Nonary	231254₉
10	Decimal	138721
12	Duodecimal	68341₁₂
16	Hexadecimal	21de1₁₆
20	Vigesimal	h6g1₂₀
36	Base36	2z1d₃₆
60	Sexagesimal	cW1₆₀

Calculation was done in 0.0000238419 seconds

Mathematical operations

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

Square of 138721 (n²)	19243515841
Cube of 138721 (n³)	2669479760979361
Square root of 138721	372.45268155834
Natural Logarithm (ln) of 138721	11.840220000754
Decimal Logarithm (log) of 138721	5.1421422108481

Calculation was done in 0.0000071526 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.

Sine of 138721	0.74115426521049
Cosecant of 138721	1.3492467721494
Cosine of 138721	0.67133475640719
Secant of 138721	1.4895698315275
Tangent of 138721	1.1040010339655
Cotangent of 138721	0.9057962531141

Calculation was done in 0.0000178814 seconds

Number parity

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

Is 138721 an Even Number?

Is 138721 an Odd Number?

Yes, the number 138721 is an odd number.

Total number of all odd numbers from 1 to 138721 is 69361

Sum of all the odd numbers from 1 to 138721 are 4810948321

The sum of all odd numbers is a perfect square: 4810948321 = 69361

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 138719

Next odd number is 138723

Calculation was done in 0.0000071526 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 138721 in words is "one hundred thirty-eight thousand seven hundred twenty-one", meaning that:

138721 is not an aban number (as it contains the letter a)

138721 is not an eban number (as it contains the letter e)

138721 is not an iban number (as it contains the letter i)

138721 is not an oban number (as it contains the letter o)

138721 is not a tban number (as it contains the letter t)

138721 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000030994 seconds

Numeral systems

How to write 138721 in other number systems?

Bengali numerals	১৩৮৭২১
Eastern Arabic numerals	١٣٨٬٧٢١
Hieroglyphs numeralsused in Ancient Egypt	𓆐𓂭𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍨𓎇𓏺
Khmer numerals	១៣៨៧២១
Japanese numerals	十三万八千七百二十一
Roman numerals	n/a
Thai numerals	๑๓๘๗๒๑

Calculation was done in 0.0001628399 seconds

Translation

How do you say 138721 in 38 different languages?

Arabic	مائة و ثمانية و ثلاثون ألف و سبعة مائة و واحد و عشرون
Croatian	sto trideset i osam tisuća sedamsto dvadeset i jedan
Czech	sto třicet osm tisíc sedm set dvacet jeden
Danish	et hundrede otte og tredive tusinde syv hundrede en og tyve
Dutch	honderdachtendertigduizend zevenhonderdéénentwintig
Estonian	akpe alafa ɖeka blaetɔ̃ vɔ enyi alafa adre blaeve vɔ ɖekɛ
Faroese	eitthundraðogtríatiátta tusin og sjeyhundraðogtjúgoein
Filipino	isáng daán at tatlóng pû’t walóng libó’t pitóng daán at dalawáng pû’t isá
Finnish	satakolmekymmentäkahdeksantuhattaseitsemänsataakaksikymmentäyksi
French	cent trente-huit mille sept cent vingt et un
Greek	εκατόν τριάντα οκτώ χίλιάδες επτακόσια είκοσι ένα
German	einhundertachtunddreißigtausendsiebenhunderteinundzwanzig
Hebrew	מאה שלושים ושמונה אלף שבע מאות עשרים ואחת
Hindi	एक लाख अड़तीस हज़ार सात सौ इक्कीस
Hungarian	százharmincnyolcezerhétszázhuszonegy
Icelandic	eitthundrað og þrjátíu og átta þúsund og sjóhundrað og tuttugu og einn
Indonesian	seratus tiga puluh delapan ribu tujuh ratus dua puluh satu
Italian	centotrentottomilasettecentoventuno
Japanese	十三万八千七百二十一
Korean	십삼만 팔천칠백이십일
Latvian	simt trīsdesmit astoņi tūkstoši septiņsimt divdesmit viens
Lithuanian	šimtas trisdešimt aštuoni tūkstančiai septyni šimtai dvidešimt vienas
Norwegian	hundre og trettiåtte tusen sju hundre og tjueén
Persian	صد و سی و هشت هزار و هفتصد و بیست و یک
Polish	sto trzydzieści osiem tysięcy siedemset dwadzieścia jeden
Portuguese	cento e trinta e oito mil setecentos e vinte e um
Romanian	una sută treizeci şi opt mii şapte sute douăzeci şi unu
Russian	сто тридцать восемь тысяч семьсот двадцать один
Serbian	сто тридесет и осам хиљада седамсто двадесет и један
Slovak	jednasto tridsaťosem tisíc sedemsto dvadsaťjeden
Slovene	sto trideset osem tisuću sedemsto dvaset ena
Spanish	ciento treinta y ocho mil setecientos veintiuno
Swahili	elfu mia moja na thelathini na nane, mia saba na ishirini na moja
Swedish	enhundratrettioåttatusensjuhundratjugoen
Thai	หนึ่งแสนสามหมื่นแปดพันเจ็ดร้อยยี่สิบเอ็ด
Turkish	yüz otuz sekiz bin yedi yüz yirmi bir
Ukrainian	сто тридцять вісім тисяч сімсот двадцять один
Vietnamese	một trăm ba mươi tám nghìn bảy trăm hai mươi mốt

Calculation was done in 0.0156161785 seconds

Miscellaneous

Number 138721 reversed	127831
Unicode Character	U+21DE1	𡷡
Hexadecimal color	#138721
Unix Timestamp	Fri, 02 Jan 1970 14:32:01 +0000

Calculation was done in 0.0000319481 seconds

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