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Number 1240 is an even four-digits composite number and natural number following 1239 and preceding 1241.

Properties of the number 1240

Cardinalone thousand two hundred forty
one thousand two hundred forty
Number of digits4
Sum of digits7
Product of digits0
Number parityEven
Calculation was done in 0.0000429153 seconds

Prime Factorization of 1240

Prime factorization2 x 2 x 2 x 5 x 31
Prime factorization in exponent form23 x 5 x 31
Prime factors2, 5, 31
Number of distinct prime factors ω(n)3
Total number of prime factors Ω(n)5
Sum of prime factors38
Product of prime factors310
Calculation was done in 0.0000231266 seconds

Divisors of 1240

List of proper divisors 1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620
List of all dividers1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240
Number of divisors d(n)16
Sum of all divisors σ(n)2880
Aliquot sum 1640
1240 is an abundant number , because the sum of its proper divisors (1640) is greater than itself. Its abundance is 400.
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Prime numbers

Is 1240 a prime number?No
Is 1240 a semiprime number?No
Is 1240 a Chen prime number?No
Is 1240 a Mersenne prime number?No
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Is 1240 a Catalan number?No
Is 1240 a Fibonacci number?No
Is 1240 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.
1240 is not a Happy number
1240 is not a Humble number
1240 is not a Münchhausen number
1240 is not a Perfect number
1240 is not a Perfect square
1240 is not a Palindrome
Calculation was done in 0.0103559494 seconds

Numeric Bases of 1240

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.
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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 1240 (n2)1537600
Cube of 1240 (n3)1906624000
Square root of 124035.213633723318
Natural Logarithm (ln) of 12407.1228666585991
Decimal Logarithm (log) of 12403.0934216851622
Calculation was done in 0.0000050068 seconds


Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 12400.80108046914288
Cosecant of 12401.2483140439936
Cosine of 1240-0.59855666561975
Secant of 1240-1.6706855966003
Tangent of 1240-1.3383536015148
Cotangent of 1240-0.74718669181908
Calculation was done in 0.0000071526 seconds

Number parity

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

Is 1240 an Even Number?

Yes, the number 1240 is an even number.

Is 1240 an Odd Number?

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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 1240 in words is "one thousand two hundred forty", meaning that:
1240 is not an aban number (as it contains the letter a)
1240 is not an eban number (as it contains the letter e)
1240 is an iban number (a number without the letter i)
1240 is not an oban number (as it contains the letter o)
1240 is not a tban number (as it contains the letter t)
1240 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000038147 seconds

Numeral systems

How to write 1240 in other number systems?
Bengali numerals১২৪০
Eastern Arabic numerals١٬٢٤٠
Hieroglyphs numeralsused in Ancient Egypt𓆼𓍣𓎉
Khmer numerals១២៤០
Japanese numerals千二百四十
Roman numeralsMCCXL
Thai numerals๑๒๔๐
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How do you say 1240 in 38 different languages?
Arabicألف و مائتان و أربعون
Croatiantisuću dvjesto četrdeset
Czechjedna tisíc dvě stě čtyřicet
Danish et tusind to hundrede fyrre
Dutchduizend tweehonderdveertig
Estonianakpe ɖeka alafa eve kple blaene
Faroeseeitt tusin og tvey­hundrað­og­fýrati
Filipinoisáng libó’t dalawáng daán at ápat na pû
Frenchmille deux cent quarante
Greekχίλια διακόσια σαράντα
Hebrewאלף מאתיים ארבעים
Hindiएक हज़ार दो सौ चालीस
Icelandiceitt þúsund og tvö­hundrað og fjörutíu
Indonesianseribu dua ratus empat puluh
Latviantūkstoš divsimt četrdesmit
Lithuaniantūkstantis du šimtai keturiasdešimt
Norwegiantusen to hundre og førti
Persianیک هزار و دویست و چهل
Polishtysiąc dwieście czterdzieści
Portuguesemil duzentos e quarenta
Romanianuna mie două sute patruzeci
Russianодна тысяча двести сорок
Serbianједна хиљаду двеста четрдесет
Slovakjedna tisíc dve­sto štyridsať
Slovenetisuću dvjesto štirideset
Spanish mil doscientos cuarenta
Swahilielfu moja, mia mbili na arobaini
Turkishbin iki yüz kırk
Ukrainianодна тисяча двісті сорок
Vietnamesemột nghìn hai trăm bốn mươi
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Number 1240 reversed0421
Unicode CharacterU+04D8Ә
Unix TimestampThu, 01 Jan 1970 00:20:40 +0000
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