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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

 Nominal 89 Cardinal eighty-nine Ordinal 89th Number of digits 2 Sum of digits 17 Product of digits 72 Number parity Odd
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Prime Factorization of 89

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

 List of proper divisors 1 List of all dividers 1, 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
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 89 9.43398 Natural Logarithm (ln) of 89 4.48864 Decimal Logarithm (log) of 89 1.94939
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
 Sine of 89 0.860069 Cosecant of 89 1.1627 Cosine of 89 0.510177 Secant of 89 1.9601 Tangent of 89 1.68583 Cotangent of 89 0.593181
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Number parity

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

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 numerals ৮৯ Eastern Arabic numerals ٨٩ Hieroglyphs numeralsused in Ancient Egypt 𓎍𓐂 Khmer numerals ៨៩ Japanese numerals 八十九 Roman numerals LXXXIX Thai numerals ๘๙
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Translation

How do you say 89 in 38 different languages?
 Arabic تسعة و ثمانون Croatian osamdeset i devet Czech osmdesát devět Danish ni og firs Dutch negenentachtig Estonian blaenyi vɔ asieke Faroese áttati­níggju Filipino walóng pû’t siyám Finnish kahdeksan­kymmentä­yhdeksän French quatre-vingt-neuf Greek ογδόντα εννέα German neun­und­achtzig Hebrew שמונים ותשע Hindi नवासी Hungarian nyolcvan­kilenc Icelandic áttatíu og níu Indonesian delapan puluh sembilan Italian ottantanove Japanese 八十九 Korean 팔십구 Latvian astoņdesmit deviņi Lithuanian aštuoniasdešimt devyni Norwegian åtti­ni Persian هشتاد و نه Polish osiemdziesiąt dziewięć Portuguese oitenta e nove Romanian optzeci şi nouă Russian восемьдесят девять Serbian осамдесет и девет Slovak osemdesiat­deväť Slovene osemdeset devet Spanish ochenta y nueve Swahili themanini na tisa Swedish åttionio Thai แปด​สิบ​เก้า Turkish seksen dokuz Ukrainian вісімдесят девʼять Vietnamese tám mươi chín
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Miscellaneous

 Number 89 reversed 98 ASCII Code 89 Y Unicode Character U+0059 Y Unix Timestamp Thu, 01 Jan 1970 00:01:29 +0000
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