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89

Number 89 (eighty-nine) is an odd two-digits prime number and natural number following 88 and preceding 90.

Properties of the number 89

Nominal89
Cardinaleighty-nine
Ordinal89th
Number of digits2
Sum of digits17
Product of digits72
Number parityOdd
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Prime Factorization of 89

Prime factorization89
Prime factors89
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors89
Product of prime factors89
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Divisors of 89

List of proper divisors 1
List of all dividers1, 89
Number of divisors d(n)2
Sum of all divisors σ(n)90
Aliquot sum 1
89 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 88.
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Prime numbers

Is 89 a prime number?Yes
Is 89 a semiprime number?No
Is 89 a Chen prime number?Yes
Is 89 a Mersenne prime number?Yes: M9
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Sequences

Is 89 a Catalan number?No
Is 89 a Fibonacci number?Yes
Is 89 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.
89 is not a Happy number
89 is not a Humble number
89 is not a Münchhausen number
89 is not a Perfect number
89 is not a Perfect square
89 is not a Palindrome
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Numeric Bases of 89

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
2Binary10110012
3Ternary100223
4Quaternary11214
5Quinary3245
6Senary2256
7Septenary1557
8Octal1318
9Nonary1089
10Decimal89
12Duodecimal7512
16Hexadecimal5916
20Vigesimal4920
36Base362h36
60Sexagesimal1T60
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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 89 (n2)7921
Cube of 89 (n3)704969
Square root of 899.4339811320566
Natural Logarithm (ln) of 894.4886363697321
Decimal Logarithm (log) of 891.9493900066449
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 890.86006940581245
Cosecant of 891.1626968628832
Cosine of 890.51017704494167
Secant of 891.9601038696563
Tangent of 891.685825370506
Cotangent of 890.59318124966873
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Number parity

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

Is 89 an Even Number?

No

Is 89 an Odd Number?

Yes, the number 89 is an odd number.
Total number of all odd numbers from 1 to 89 is 45
Sum of all the odd numbers from 1 to 89 are 2025
The sum of all odd numbers is a perfect square: 2025 = 45
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 89 in words is "eighty-nine", meaning that:
89 is an aban number (a number without the letter a)
89 is not an eban number (as it contains the letter e)
89 is not an iban number (as it contains the letter i)
89 is an oban number (a number without the letter o)
89 is not a tban number (as it contains the letter t)
89 is an uban number (a number without the letter u)
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Numeral systems

How to write 89 in other number systems?
Bengali numerals৮৯
Eastern Arabic numerals٨٩
Hieroglyphs numeralsused in Ancient Egypt𓎍𓐂
Khmer numerals៨៩
Japanese numerals八十九
Roman numeralsLXXXIX
Thai numerals๘๙
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Translation

How do you say 89 in 38 different languages?
Arabicتسعة و ثمانون
Croatianosamdeset i devet
Czechosmdesát devět
Danish ni og firs
Dutchnegenentachtig
Estonianblaenyi vɔ asieke
Faroeseáttati­níggju
Filipinowalóng pû’t siyám
Finnishkahdeksan­kymmentä­yhdeksän
Frenchquatre-vingt-neuf
Greekογδόντα εννέα
Germanneun­und­achtzig
Hebrewשמונים ותשע
Hindiनवासी
Hungariannyolcvan­kilenc
Icelandicáttatíu og níu
Indonesiandelapan puluh sembilan
Italianottantanove
Japanese八十九
Korean팔십구
Latvianastoņdesmit deviņi
Lithuanianaštuoniasdešimt devyni
Norwegianåtti­ni
Persianهشتاد و نه
Polishosiemdziesiąt dziewięć
Portugueseoitenta e nove
Romanianoptzeci şi nouă
Russianвосемьдесят девять
Serbianосамдесет и девет
Slovakosemdesiat­deväť
Sloveneosemdeset devet
Spanish ochenta y nueve
Swahilithemanini na tisa
Swedishåttionio
Thaiแปด​สิบ​เก้า
Turkishseksen dokuz
Ukrainianвісімдесят девʼять
Vietnamesetám mươi chín
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Miscellaneous

Number 89 reversed98
ASCII Code89Y
Unicode CharacterU+0059Y
Unix TimestampThu, 01 Jan 1970 00:01:29 +0000
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