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1990

Number 1990 is an even four-digits composite number and natural number following 1989 and preceding 1991.

Properties of the number 1990

Nominal1990
Cardinalone thousand nine hundred ninety
Cardinal
one thousand nine hundred ninety
Ordinal1,990th
Number of digits4
Sum of digits19
Product of digits0
Number parityEven
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Prime Factorization of 1990

Prime factorization2 x 5 x 199
Prime factors2, 5, 199
Number of distinct prime factors ω(n)3
Total number of prime factors Ω(n)3
Sum of prime factors206
Product of prime factors1990
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Divisors of 1990

List of proper divisors 1, 2, 5, 10, 199, 398, 995
List of all dividers1, 2, 5, 10, 199, 398, 995, 1990
Number of divisors d(n)8
Sum of all divisors σ(n)3600
Aliquot sum 1610
1990 is a deficient number , since it is larger than the sum of its proper divisors (1610). Its deficiency is 380.
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Prime numbers

Is 1990 a prime number?No
Is 1990 a semiprime number?No
Is 1990 a Chen prime number?No
Is 1990 a Mersenne prime number?No
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Sequences

Is 1990 a Catalan number?No
Is 1990 a Fibonacci number?No
Is 1990 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.
1990 is not a Happy number
1990 is not a Humble number
1990 is not a Münchhausen number
1990 is not a Perfect number
1990 is not a Perfect square
1990 is not a Palindrome
Calculation was done in 0.0090129375 seconds

Numeric Bases of 1990

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
2Binary111110001102
3Ternary22012013
4Quaternary1330124
5Quinary304305
6Senary131146
7Septenary55427
8Octal37068
9Nonary26519
10Decimal1990
12Duodecimal119a12
16Hexadecimal7c616
20Vigesimal4ja20
36Base361ja36
60SexagesimalXA60
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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 1990 (n2)3960100
Cube of 1990 (n3)7880599000
Square root of 199044.609416046391
Natural Logarithm (ln) of 19907.5958899177185
Decimal Logarithm (log) of 19903.2988530764097
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 1990-0.9802754211807
Cosecant of 1990-1.0201214662666
Cosine of 1990-0.19763627862569
Secant of 1990-5.0597997845018
Tangent of 19904.9599973648425
Cotangent of 19900.20161301033912
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Number parity

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

Is 1990 an Even Number?

Yes, the number 1990 is an even number.

Is 1990 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 1990 in words is "one thousand nine hundred ninety", meaning that:
1990 is not an aban number (as it contains the letter a)
1990 is not an eban number (as it contains the letter e)
1990 is not an iban number (as it contains the letter i)
1990 is not an oban number (as it contains the letter o)
1990 is not a tban number (as it contains the letter t)
1990 is not an uban number (as it contains the letter u)
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Numeral systems

How to write 1990 in other number systems?
Bengali numerals১৯৯০
Eastern Arabic numerals١٬٩٩٠
Hieroglyphs numeralsused in Ancient Egypt𓆼𓍪𓎎
Khmer numerals១៩៩០
Japanese numerals千九百九十
Roman numeralsMCMXC
Thai numerals๑๙๙๐
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Translation

How do you say 1990 in 38 different languages?
Arabicألف و تسعة مائة و تسعون
Croatiantisuću devetsto devedeset
Czechjedna tisíc devět set devadesát
Danish et tusind ni hundrede halvfems
Dutchduizend negenhonderdnegentig
Estonianakpe ɖeka alafa asieke kple blaasieke
Faroeseeitt tusin og níggju­hundrað­og­níti
Filipinoisáng libó’t siyám na daán at siyám na pû
Finnishtuhat­yhdeksän­sataa­yhdeksän­kymmentä
Frenchmille neuf cent quatre-vingt-dix
Greekχίλια εννιακόσια εννενήντα
Germanein­tausend­neun­hundert­neunzig
Hebrewאלף תשע מאות תשעים
Hindiएक हज़ार नौ सौ नब्बे
Hungarianezer­kilenc­száz­kilencven
Icelandiceitt þúsund og níu­hundrað og níutíu
Indonesianseribu sembilan ratus sembilan puluh
Italianmillenovecentonovanta
Japanese千九百九十
Korean천구백구십
Latviantūkstoš deviņsimt deviņdesmit
Lithuaniantūkstantis devyni šimtai devyniasdešimt
Norwegiantusen ni hundre og nitti
Persianیک هزار و نهصد و نود
Polishtysiąc dziewięćset dziewięćdziesiąt
Portuguesemil novecentos e noventa
Romanianuna mie nouă sute nouăzeci
Russianодна тысяча девятьсот девяносто
Serbianједна хиљаду деветсто деведесет
Slovakjedna tisíc deväť­sto deväťdesiat
Slovenetisuću devetsto devetdeset
Spanish mil novecientos noventa
Swahilielfu moja, mia tisa na tisini
Swedishentusenniohundranittio
Thaiหนึ่ง​พัน​เก้า​ร้อย​เก้า​สิบ
Turkishbin dokuz yüz doksan
Ukrainianодна тисяча девʼятсот девʼяносто
Vietnamesemột nghìn chín trăm chín mươi
Calculation was done in 0.0142400265 seconds

Miscellaneous

Number 1990 reversed0991
Unicode CharacterU+07C6߆
Unix TimestampThu, 01 Jan 1970 00:33:10 +0000
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