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345

Number 345 (three hundred forty-five) is an odd three-digits composite number and natural number following 344 and preceding 346.

Properties of the number 345

Nominal345
Cardinalthree hundred forty-five
Cardinal
three hundred forty-five
Ordinal345th
Number of digits3
Sum of digits12
Product of digits60
Number parityOdd
Calculation was done in 0.0000529289 seconds

Prime Factorization of 345

Prime factorization3 x 5 x 23
Prime factors3, 5, 23
Number of distinct prime factors ω(n)3
Total number of prime factors Ω(n)3
Sum of prime factors31
Product of prime factors345
Calculation was done in 0.0000271797 seconds

Divisors of 345

List of proper divisors 1, 3, 5, 15, 23, 69, 115
List of all dividers1, 3, 5, 15, 23, 69, 115, 345
Number of divisors d(n)8
Sum of all divisors σ(n)576
Aliquot sum 231
345 is a deficient number , since it is larger than the sum of its proper divisors (231). Its deficiency is 114.
Calculation was done in 0.0000200272 seconds

Prime numbers

Is 345 a prime number?No
Is 345 a semiprime number?No
Is 345 a Chen prime number?No
Is 345 a Mersenne prime number?No
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Sequences

Is 345 a Catalan number?No
Is 345 a Fibonacci number?No
Is 345 a Idoneal number?Yes: I54
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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.
345 is not a Happy number
345 is not a Humble number
345 is not a Münchhausen number
345 is not a Perfect number
345 is not a Perfect square
345 is not a Palindrome
Calculation was done in 0.0101680756 seconds

Numeric Bases of 345

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
2Binary1010110012
3Ternary1102103
4Quaternary111214
5Quinary23405
6Senary13336
7Septenary10027
8Octal5318
9Nonary4239
10Decimal345
12Duodecimal24912
16Hexadecimal15916
20Vigesimalh520
36Base369l36
60Sexagesimal5j60
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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 345 (n2)119025
Cube of 345 (n3)41063625
Square root of 34518.574175621007
Natural Logarithm (ln) of 3455.8435444170314
Decimal Logarithm (log) of 3452.5378190950733
Calculation was done in 0.0000059605 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 345-0.54399581737353
Cosecant of 345-1.838249427777
Cosine of 3450.83908792785983
Secant of 3451.1917702147743
Tangent of 345-0.64831801210756
Cotangent of 345-1.542452903243
Calculation was done in 0.0000159740 seconds

Number parity

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

Is 345 an Even Number?

No

Is 345 an Odd Number?

Yes, the number 345 is an odd number.
Total number of all odd numbers from 1 to 345 is 173
Sum of all the odd numbers from 1 to 345 are 29929
The sum of all odd numbers is a perfect square: 29929 = 173
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 0.0000090599 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 345 in words is "three hundred forty-five", meaning that:
345 is an aban number (a number without the letter a)
345 is not an eban number (as it contains the letter e)
345 is not an iban number (as it contains the letter i)
345 is not an oban number (as it contains the letter o)
345 is not a tban number (as it contains the letter t)
345 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000040531 seconds

Numeral systems

How to write 345 in other number systems?
Bengali numerals৩৪৫
Eastern Arabic numerals٣٤٥
Hieroglyphs numeralsused in Ancient Egypt𓍤𓎉𓏾
Khmer numerals៣៤៥
Japanese numerals三百四十五
Roman numeralsCCCXLV
Thai numerals๓๔๕
Calculation was done in 0.0001130104 seconds

Translation

How do you say 345 in 38 different languages?
Arabicثلاثة مائة و خمسة و أربعون
Croatiantristo četrdeset i pet
Czechtři sta čtyřicet pět
Danish tre hundrede fem og fyrre
Dutchdriehonderdvijfenveertig
Estonianalafa etɔ̃ blaene vɔ atɔ̃
Faroesetrý­hundrað­og­fýrati­fimm
Filipinotatlóng daán at ápat na pû’t limá
Finnishkolme­sataa­neljä­kymmentä­viisi
Frenchtrois cent quarante-cinq
Greekτριακόσια σαράντα πέντε
Germandrei­hundert­fünf­und­vierzig
Hebrewשלוש מאות ארבעים וחמש
Hindiतीन सौ पैंतालीस
Hungarianhárom­száz­negyven­öt
Icelandicþrjú­hundrað og fjörutíu og fimm
Indonesiantiga ratus empat puluh lima
Italiantrecentoquarantacinque
Japanese三百四十五
Korean삼백사십오
Latviantrīssimt četrdesmit pieci
Lithuaniantrys šimtai keturiasdešimt penki
Norwegiantre hundre og førti­fem
Persianسیصد و چهل و پنج
Polishtrzysta czterdzieści pięć
Portuguesetrezentos e quarenta e cinco
Romaniantrei sute patruzeci şi cinci
Russianтриста сорок пять
Serbianтриста четрдесет и пет
Slovaktri­sto štyridsať­päť
Slovenetristo štirideset pet
Spanish trescientos cuarenta y cinco
Swahilimia tatu na arobaini na tano
Swedishtrehundrafyrtiofem
Thaiสาม​ร้อย​สี่​สิบ​ห้า
Turkishüç yüz kırk beş
Ukrainianтриста сорок пʼять
Vietnameseba trăm bốn mươi lăm
Calculation was done in 0.0173280239 seconds

Miscellaneous

Number 345 reversed543
Unicode CharacterU+0159ř
Hexadecimal color (shorthand)#334455
Unix TimestampThu, 01 Jan 1970 00:05:45 +0000
Calculation was done in 0.0000247955 seconds
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