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# 79

Number 79 (seventy-nine) is an odd two-digits prime number and natural number following 78 and preceding 80.

## Properties of the number 79

 Nominal 79 Cardinal seventy-nine Ordinal 79th Number of digits 2 Sum of digits 16 Product of digits 63 Number parity Odd
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## Prime Factorization of 79

 Prime factorization 79 Prime factors 79 Number of distinct prime factors ω(n) 1 Total number of prime factors Ω(n) 1 Sum of prime factors 79 Product of prime factors 79
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## Divisors of 79

 List of proper divisors 1 List of all dividers 1, 79 Number of divisors d(n) 2 Sum of all divisors σ(n) 80 Aliquot sum 1 79 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 78.
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## Prime numbers

 Is 79 a prime number? Yes Is 79 a semiprime number? No Is 79 a Chen prime number? No Is 79 a Mersenne prime number? No
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## Sequences

 Is 79 a Catalan number? No Is 79 a Fibonacci number? No Is 79 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.
 79 is a Happy number 79 is not a Humble number 79 is not a Münchhausen number 79 is not a Perfect number 79 is not a Perfect square 79 is not a Palindrome
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## Numeric Bases of 79

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
2Binary10011112
3Ternary22213
4Quaternary10334
5Quinary3045
6Senary2116
7Septenary1427
8Octal1178
9Nonary879
10Decimal79
12Duodecimal6712
20Vigesimal3j20
36Base362736
60Sexagesimal1J60
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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 79 (n2) 6241 Cube of 79 (n3) 493039 Square root of 79 8.88819 Natural Logarithm (ln) of 79 4.36945 Decimal Logarithm (log) of 79 1.89763
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## Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
 Sine of 79 -0.444113 Cosecant of 79 -2.25168 Cosine of 79 -0.895971 Secant of 79 -1.11611 Tangent of 79 0.495678 Cotangent of 79 2.01744
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## Number parity

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

No

### Is 79 an Odd Number?

Yes, the number 79 is an odd number.
Total number of all odd numbers from 1 to 79 is 40
Sum of all the odd numbers from 1 to 79 are 1600
The sum of all odd numbers is a perfect square: 1600 = 40
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 79 in words is "seventy-nine", meaning that: 79 is an aban number (a number without the letter a) 79 is not an eban number (as it contains the letter e) 79 is not an iban number (as it contains the letter i) 79 is an oban number (a number without the letter o) 79 is not a tban number (as it contains the letter t) 79 is an uban number (a number without the letter u)
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## Numeral systems

How to write 79 in other number systems?
 Bengali numerals ৭৯ Eastern Arabic numerals ٧٩ Hieroglyphs numeralsused in Ancient Egypt 𓎌𓐂 Khmer numerals ៧៩ Japanese numerals 七十九 Roman numerals LXXIX Thai numerals ๗๙
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## Translation

How do you say 79 in 38 different languages?
 Arabic تسعة و سبعون Croatian sedamdeset i devet Czech sedmdesát devět Danish ni og halvfjerds Dutch negenenzeventig Estonian blaadre vɔ asieke Faroese sjeyti­níggju Filipino pitóng pû’t siyám Finnish seitsemän­kymmentä­yhdeksän French soixante-dix-neuf Greek εβδομήντα εννέα German neun­und­siebzig Hebrew שבעים ותשע Hindi उनासी Hungarian hetven­kilenc Icelandic sjötíu og níu Indonesian tujuh puluh sembilan Italian settantanove Japanese 七十九 Korean 칠십구 Latvian septiņdesmit deviņi Lithuanian septyniasdešimt devyni Norwegian sytti­ni Persian هفتاد و نه Polish siedemdziesiąt dziewięć Portuguese setenta e nove Romanian şaptezeci şi nouă Russian семьдесят девять Serbian седамдесет и девет Slovak sedemdesiat­deväť Slovene sedemdeset devet Spanish setenta y nueve Swahili sabini na tisa Swedish sjutionio Thai เจ็ด​สิบ​เก้า Turkish yetmiş dokuz Ukrainian сімдесят девʼять Vietnamese bảy mươi chín
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## Miscellaneous

 Number 79 reversed 97 ASCII Code 79 O Unicode Character U+004F O Unix Timestamp Thu, 01 Jan 1970 00:01:19 +0000
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