26561

Number 26561 is an odd five-digits prime number and natural number following 26560 and preceding 26562.

Properties of the number 26561

Nominal	26561
Cardinal	twenty-six thousand five hundred sixty-one
Cardinal twenty-six thousand five hundred sixty-one
Ordinal	26,561st
Number of digits	5
Sum of digits	20
Product of digits	360
Number parity	Odd

Previous number is 26560

Next number is 26562

Calculation was done in 0.0000419617 seconds

Prime Factorization of 26561

Prime factorization	26561
Prime factors	26561
Number of distinct prime factors ω(n)	1
Total number of prime factors Ω(n)	1
Sum of prime factors	26561
Product of prime factors	26561

Calculation was done in 0.0012130737 seconds

Divisors of 26561

List of proper divisors	1
List of all dividers	1, 26561
Number of divisors d(n)	2
Sum of all divisors σ(n)	26562
Aliquot sum	1
26561 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 26560.

Calculation was done in 0.0000209808 seconds

Prime numbers

Is 26561 a prime number?	Yes
Is 26561 a semiprime number?	No
Is 26561 a Chen prime number?	Yes
Is 26561 a Mersenne prime number?	No

Previous prime is 26557

Next prime is 26573

Calculation was done in 0.1235840321 seconds

Sequences

Is 26561 a Catalan number?	No
Is 26561 a Fibonacci number?	No
Is 26561 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.

26561 is not a Happy number

26561 is not a Humble number

26561 is not a Münchhausen number

26561 is not a Perfect number

26561 is not a Perfect square

26561 is not a Palindrome

Calculation was done in 0.0066449642 seconds

Numeric Bases of 26561

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	110011111000001₂
3	Ternary	1100102202₃
4	Quaternary	12133001₄
5	Quinary	1322221₅
6	Senary	322545₆
7	Septenary	140303₇
8	Octal	63701₈
9	Nonary	40382₉
10	Decimal	26561
12	Duodecimal	13455₁₂
16	Hexadecimal	67c1₁₆
20	Vigesimal	3681₂₀
36	Base36	kht₃₆
60	Sexagesimal	7Mf₆₀

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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 26561 (n²)	705486721
Cube of 26561 (n³)	18738432796481
Square root of 26561	162.97545827516
Natural Logarithm (ln) of 26561	10.187199253484
Decimal Logarithm (log) of 26561	4.424244421837

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 26561	0.9191377664595
Cosecant of 26561	1.0879761843015
Cosine of 26561	-0.39393624645092
Secant of 26561	-2.5384818203689
Tangent of 26561	-2.3332145105719
Cotangent of 26561	-0.42859325427172

Calculation was done in 0.0000140667 seconds

Number parity

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

Is 26561 an Even Number?

Is 26561 an Odd Number?

Yes, the number 26561 is an odd number.

Total number of all odd numbers from 1 to 26561 is 13281

Sum of all the odd numbers from 1 to 26561 are 176384961

The sum of all odd numbers is a perfect square: 176384961 = 13281

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 26559

Next odd number is 26563

Calculation was done in 0.0000069141 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 26561 in words is "twenty-six thousand five hundred sixty-one", meaning that:

26561 is not an aban number (as it contains the letter a)

26561 is not an eban number (as it contains the letter e)

26561 is not an iban number (as it contains the letter i)

26561 is not an oban number (as it contains the letter o)

26561 is not a tban number (as it contains the letter t)

26561 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000030994 seconds

Numeral systems

How to write 26561 in other number systems?

Bengali numerals	২৬৫৬১
Eastern Arabic numerals	٢٦٬٥٦١
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓍦𓎋𓏺
Khmer numerals	២៦៥៦១
Japanese numerals	二万六千五百六十一
Roman numerals	n/a
Thai numerals	๒๖๕๖๑

Calculation was done in 0.0001471043 seconds

Translation

How do you say 26561 in 38 different languages?

Arabic	ستة و عشرون ألف و خمسة مائة و واحد و ستون
Croatian	dvadeset i šest tisuća petsto šezdeset i jedan
Czech	dvacet šest tisíc pět set šedesát jeden
Danish	seks og tyve tusinde fem hundrede en og tres
Dutch	zesentwintigduizend vijfhonderdéénenzestig
Estonian	akpe blaeve vɔ ade alafa atɔ̃ blaade vɔ ɖekɛ
Faroese	tjúgoseks tusin og fimmhundraðogsekstiein
Filipino	dalawáng pû’t anim na libó’t limáng daán at anim na pû’t isá
Finnish	kaksikymmentäkuusituhattaviisisataakuusikymmentäyksi
French	vingt-six mille cinq cent soixante et un
Greek	είκοσι έξι χίλιάδες πεντακόσια εξήντα ένα
German	sechsundzwanzigtausendfünfhunderteinundsechzig
Hebrew	עשרים ושישה אלף חמש מאות שישים ואחת
Hindi	छब्बीस हज़ार पाँच सौ इकसठ
Hungarian	huszonhatezerötszázhatvanegy
Icelandic	tuttugu og sex þúsund og fimmhundrað og sextíu og einn
Indonesian	dua puluh enam ribu lima ratus enam puluh satu
Italian	ventiseimilacinquecentosessantuno
Japanese	二万六千五百六十一
Korean	이만 육천오백육십일
Latvian	divdesmit seši tūkstoši piecsimt sešdesmit viens
Lithuanian	dvidešimt šeši tūkstančiai penki šimtai šešiasdešimt vienas
Norwegian	tjueseks tusen fem hundre og sekstién
Persian	بیست و شش هزار و پانصد و شصت و یک
Polish	dwadzieścia sześć tysięcy pięćset sześćdziesiąt jeden
Portuguese	vinte e seis mil quinhentos e sessenta e um
Romanian	douăzeci şi şase mii cinci sute şasezeci şi unu
Russian	двадцать шесть тысяч пятьсот шестьдесят один
Serbian	двадесет и шест хиљада петсто шездесет и један
Slovak	dvadsaťšesť tisíc päťsto šesťdesiatjeden
Slovene	dvaset šest tisuću petsto šestdeset ena
Spanish	veintiseis mil quinientos sesenta y uno
Swahili	elfu ishirini na sita, mia tano na sitini na moja
Swedish	tjugosextusenfemhundrasextioen
Thai	สองหมื่นหกพันห้าร้อยหกสิบเอ็ด
Turkish	yirmi altı bin beş yüz altmış bir
Ukrainian	двадцять шість тисяч пʼятсот шістдесят один
Vietnamese	hai mươi sáu nghìn năm trăm sáu mươi mốt

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Miscellaneous

Number 26561 reversed	16562
Unicode Character	U+67C1	柁
Unix Timestamp	Thu, 01 Jan 1970 07:22:41 +0000

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