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1345

Number 1345 is an odd four-digits composite number and natural number following 1344 and preceding 1346.

Properties of the number 1345

Nominal1345
Cardinalone thousand three hundred forty-five
Cardinal
one thousand three hundred forty-five
Ordinal1,345th
Number of digits4
Sum of digits13
Product of digits60
Number parityOdd
Calculation was done in 0.0000400543 seconds

Prime Factorization of 1345

Prime factorization5 x 269
Prime factors5, 269
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)2
Sum of prime factors274
Product of prime factors1345
Calculation was done in 0.0000131130 seconds

Divisors of 1345

List of proper divisors 1, 5, 269
List of all dividers1, 5, 269, 1345
Number of divisors d(n)4
Sum of all divisors σ(n)1620
Aliquot sum 275
1345 is a deficient number , since it is larger than the sum of its proper divisors (275). Its deficiency is 1070.
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Prime numbers

Is 1345 a prime number?No
Is 1345 a semiprime number?Yes
Is 1345 a Chen prime number?No
Is 1345 a Mersenne prime number?No
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Sequences

Is 1345 a Catalan number?No
Is 1345 a Fibonacci number?No
Is 1345 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.
1345 is not a Happy number
1345 is not a Humble number
1345 is not a Münchhausen number
1345 is not a Perfect number
1345 is not a Perfect square
1345 is not a Palindrome
Calculation was done in 0.0058078766 seconds

Numeric Bases of 1345

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
2Binary101010000012
3Ternary12112113
4Quaternary1110014
5Quinary203405
6Senary101216
7Septenary36317
8Octal25018
9Nonary17549
10Decimal1345
12Duodecimal94112
16Hexadecimal54116
20Vigesimal37520
36Base3611d36
60SexagesimalMP60
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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 1345 (n2)1809025
Cube of 1345 (n3)2433138625
Square root of 134536.674241641784
Natural Logarithm (ln) of 13457.2041492920359
Decimal Logarithm (log) of 13453.1287222843384
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 13450.38789277497415
Cosecant of 13452.5780320349268
Cosine of 13450.92170450531765
Secant of 13451.0849464163738
Tangent of 13450.42084287614551
Cotangent of 13452.3761837414452
Calculation was done in 0.0000109673 seconds

Number parity

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

Is 1345 an Even Number?

No

Is 1345 an Odd Number?

Yes, the number 1345 is an odd number.
Total number of all odd numbers from 1 to 1345 is 673
Sum of all the odd numbers from 1 to 1345 are 452929
The sum of all odd numbers is a perfect square: 452929 = 673
An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.
Calculation was done in 0.0000069141 seconds

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 1345 in words is "one thousand three hundred forty-five", meaning that:
1345 is not an aban number (as it contains the letter a)
1345 is not an eban number (as it contains the letter e)
1345 is not an iban number (as it contains the letter i)
1345 is not an oban number (as it contains the letter o)
1345 is not a tban number (as it contains the letter t)
1345 is not an uban number (as it contains the letter u)
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Numeral systems

How to write 1345 in other number systems?
Bengali numerals১৩৪৫
Eastern Arabic numerals١٬٣٤٥
Hieroglyphs numeralsused in Ancient Egypt𓆼𓍤𓎉𓏾
Khmer numerals១៣៤៥
Japanese numerals千三百四十五
Roman numeralsMCCCXLV
Thai numerals๑๓๔๕
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Translation

How do you say 1345 in 38 different languages?
Arabicألف و ثلاثة مائة و خمسة و أربعون
Croatiantisuću tristo četrdeset i pet
Czechjedna tisíc tři sta čtyřicet pět
Danish et tusind tre hundrede fem og fyrre
Dutchduizend driehonderdvijfenveertig
Estonianakpe ɖeka alafa etɔ̃ blaene vɔ atɔ̃
Faroeseeitt tusin og trý­hundrað­og­fýrati­fimm
Filipinoisáng libó’t tatlóng daán at ápat na pû’t limá
Finnishtuhat­kolme­sataa­neljä­kymmentä­viisi
Frenchmille trois cent quarante-cinq
Greekχίλια τριακόσια σαράντα πέντε
Germanein­tausend­drei­hundert­fünf­und­vierzig
Hebrewאלף שלוש מאות ארבעים וחמש
Hindiएक हज़ार तीन सौ पैंतालीस
Hungarianezer­három­száz­negyven­öt
Icelandiceitt þúsund og þrjú­hundrað og fjörutíu og fimm
Indonesianseribu tiga ratus empat puluh lima
Italianmilletrecentoquarantacinque
Japanese千三百四十五
Korean천삼백사십오
Latviantūkstoš trīssimt četrdesmit pieci
Lithuaniantūkstantis trys šimtai keturiasdešimt penki
Norwegiantusen tre hundre og førti­fem
Persianیک هزار و سیصد و چهل و پنج
Polishtysiąc trzysta czterdzieści pięć
Portuguesemil trezentos e quarenta e cinco
Romanianuna mie trei sute patruzeci şi cinci
Russianодна тысяча триста сорок пять
Serbianједна хиљаду триста четрдесет и пет
Slovakjedna tisíc tri­sto štyridsať­päť
Slovenetisuću tristo štirideset pet
Spanish mil trescientos cuarenta y cinco
Swahilielfu moja, mia tatu na arobaini na tano
Swedishentusentrehundrafyrtiofem
Thaiหนึ่ง​พัน​สาม​ร้อย​สี่​สิบ​ห้า
Turkishbin üç yüz kırk beş
Ukrainianодна тисяча триста сорок пʼять
Vietnamesemột nghìn ba trăm bốn mươi lăm
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Miscellaneous

Number 1345 reversed5431
Unicode CharacterU+0541Ձ
Unix TimestampThu, 01 Jan 1970 00:22:25 +0000
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