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73

Number 73 (seventy-three) is an odd two-digits prime number and natural number following 72 and preceding 74.

Properties of the number 73

Nominal73
Cardinalseventy-three
Ordinal73rd
Number of digits2
Sum of digits10
Product of digits21
Number parityOdd
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Prime Factorization of 73

Prime factorization73
Prime factors73
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors73
Product of prime factors73
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Divisors of 73

List of proper divisors 1
List of all dividers1, 73
Number of divisors d(n)2
Sum of all divisors σ(n)74
Aliquot sum 1
73 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 72.
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Prime numbers

Is 73 a prime number?Yes
Is 73 a semiprime number?No
Is 73 a Chen prime number?No
Is 73 a Mersenne prime number?No
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Sequences

Is 73 a Catalan number?No
Is 73 a Fibonacci number?No
Is 73 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.
73 is not a Happy number
73 is not a Humble number
73 is not a Münchhausen number
73 is not a Perfect number
73 is not a Perfect square
73 is not a Palindrome
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Numeric Bases of 73

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
2Binary10010012
3Ternary22013
4Quaternary10214
5Quinary2435
6Senary2016
7Septenary1337
8Octal1118
9Nonary819
10Decimal73
12Duodecimal6112
16Hexadecimal4916
20Vigesimal3d20
36Base362136
60Sexagesimal1D60
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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 73 (n2)5329
Cube of 73 (n3)389017
Square root of 738.5440037453175
Natural Logarithm (ln) of 734.2904594411484
Decimal Logarithm (log) of 731.8633228601205
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 73-0.67677195688731
Cosecant of 73-1.4776025954139
Cosine of 73-0.73619271822732
Secant of 73-1.3583399770754
Tangent of 730.91928640440361
Cotangent of 731.0878002711775
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Number parity

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

Is 73 an Even Number?

No

Is 73 an Odd Number?

Yes, the number 73 is an odd number.
Total number of all odd numbers from 1 to 73 is 37
Sum of all the odd numbers from 1 to 73 are 1369
The sum of all odd numbers is a perfect square: 1369 = 37
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 73 in words is "seventy-three", meaning that:
73 is an aban number (a number without the letter a)
73 is not an eban number (as it contains the letter e)
73 is an iban number (a number without the letter i)
73 is an oban number (a number without the letter o)
73 is not a tban number (as it contains the letter t)
73 is an uban number (a number without the letter u)
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Numeral systems

How to write 73 in other number systems?
Bengali numerals৭৩
Eastern Arabic numerals٧٣
Hieroglyphs numeralsused in Ancient Egypt𓎌𓏼
Khmer numerals៧៣
Japanese numerals七十三
Roman numeralsLXXIII
Thai numerals๗๓
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Translation

How do you say 73 in 38 different languages?
Arabicثلاثة و سبعون
Croatiansedamdeset i tri
Czechsedmdesát tři
Danish tre og halvfjerds
Dutchdrieenzeventig
Estonianblaadre vɔ etɔ̃
Faroesesjeyti­tríggir
Filipinopitóng pû’t tatló
Finnishseitsemän­kymmentä­kolme
Frenchsoixante-treize
Greekεβδομήντα τρία
Germandrei­und­siebzig
Hebrewשבעים ושלוש
Hindiतिहत्तर
Hungarianhetven­három
Icelandicsjötíu og þrír
Indonesiantujuh puluh tiga
Italiansettantatre
Japanese七十三
Korean칠십삼
Latvianseptiņdesmit trīs
Lithuanianseptyniasdešimt trys
Norwegiansytti­tre
Persianهفتاد و سه
Polishsiedemdziesiąt trzy
Portuguesesetenta e três
Romanianşaptezeci şi trei
Russianсемьдесят три
Serbianседамдесет и три
Slovaksedemdesiat­tri
Slovenesedemdeset tri
Spanish setenta y tres
Swahilisabini na tatu
Swedishsjutiotre
Thaiเจ็ด​สิบ​สาม
Turkishyetmiş üç
Ukrainianсімдесят три
Vietnamesebảy mươi ba
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Miscellaneous

Number 73 reversed37
ASCII Code73I
Unicode CharacterU+0049I
Unix TimestampThu, 01 Jan 1970 00:01:13 +0000
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