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68

Number 68 (sixty-eight) is an even two-digits composite number and natural number following 67 and preceding 69.

Properties of the number 68

Nominal68
Cardinalsixty-eight
Ordinal68th
Number of digits2
Sum of digits14
Product of digits48
Number parityEven
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Prime Factorization of 68

Prime factorization2 x 2 x 17
Prime factorization in exponent form22 x 17
Prime factors2, 17
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)3
Sum of prime factors19
Product of prime factors34
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Divisors of 68

List of proper divisors 1, 2, 4, 17, 34
List of all dividers1, 2, 4, 17, 34, 68
Number of divisors d(n)6
Sum of all divisors σ(n)126
Aliquot sum 58
68 is a deficient number , since it is larger than the sum of its proper divisors (58). Its deficiency is 10.
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Prime numbers

Is 68 a prime number?No
Is 68 a semiprime number?No
Is 68 a Chen prime number?No
Is 68 a Mersenne prime number?No
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Sequences

Is 68 a Catalan number?No
Is 68 a Fibonacci number?No
Is 68 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.
68 is a Happy number
68 is not a Humble number
68 is not a Münchhausen number
68 is not a Perfect number
68 is not a Perfect square
68 is not a Palindrome
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Numeric Bases of 68

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
2Binary10001002
3Ternary21123
4Quaternary10104
5Quinary2335
6Senary1526
7Septenary1257
8Octal1048
9Nonary759
10Decimal68
12Duodecimal5812
16Hexadecimal4416
20Vigesimal3820
36Base361w36
60Sexagesimal1860
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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 68 (n2)4624
Cube of 68 (n3)314432
Square root of 688.2462112512353
Natural Logarithm (ln) of 684.2195077051761
Decimal Logarithm (log) of 681.8325089127062
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 68-0.89792768068929
Cosecant of 68-1.1136754345655
Cosine of 680.44014302249604
Secant of 682.2719887602194
Tangent of 68-2.0400815980159
Cotangent of 68-0.49017647184923
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Number parity

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

Is 68 an Even Number?

Yes, the number 68 is an even number.

Is 68 an Odd Number?

No
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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 68 in words is "sixty-eight", meaning that:
68 is an aban number (a number without the letter a)
68 is not an eban number (as it contains the letter e)
68 is not an iban number (as it contains the letter i)
68 is an oban number (a number without the letter o)
68 is not a tban number (as it contains the letter t)
68 is an uban number (a number without the letter u)
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Numeral systems

How to write 68 in other number systems?
Bengali numerals৬৮
Eastern Arabic numerals٦٨
Hieroglyphs numeralsused in Ancient Egypt𓎋𓐁
Khmer numerals៦៨
Japanese numerals六十八
Roman numeralsLXVIII
Thai numerals๖๘
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Translation

How do you say 68 in 38 different languages?
Arabicثمانية و ستون
Croatianšezdeset i osam
Czechšedesát osm
Danish otte og tres
Dutchachtenzestig
Estonianblaade vɔ enyi
Faroeseseksti­átta
Filipinoanim na pû’t waló
Finnishkuusi­kymmentä­kahdeksan
Frenchsoixante-huit
Greekεξήντα οκτώ
Germanacht­und­sechzig
Hebrewשישים ושמונה
Hindiअड़सठ
Hungarianhatvan­nyolc
Icelandicsextíu og átta
Indonesianenam puluh delapan
Italiansessantotto
Japanese六十八
Korean육십팔
Latviansešdesmit astoņi
Lithuanianšešiasdešimt aštuoni
Norwegianseksti­åtte
Persianشصت و هشت
Polishsześćdziesiąt osiem
Portuguesesessenta e oito
Romanianşasezeci şi opt
Russianшестьдесят восемь
Serbianшездесет и осам
Slovakšesťdesiat­osem
Slovenešestdeset osem
Spanish sesenta y ocho
Swahilisitini na nane
Swedishsextioåtta
Thaiหก​สิบ​แปด
Turkishaltmış sekiz
Ukrainianшістдесят вісім
Vietnamesesáu mươi tám
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Miscellaneous

Number 68 reversed86
ASCII Code68D
Unicode CharacterU+0044D
Unix TimestampThu, 01 Jan 1970 00:01:08 +0000
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