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1961

Number 1961 is an odd four-digits composite number and natural number following 1960 and preceding 1962.

Properties of the number 1961

Nominal1961
Cardinalone thousand nine hundred sixty-one
Cardinal
one thousand nine hundred sixty-one
Ordinal1,961st
Number of digits4
Sum of digits17
Product of digits54
Number parityOdd
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Prime Factorization of 1961

Prime factorization37 x 53
Prime factors37, 53
Number of distinct prime factors ω(n)2
Total number of prime factors Ω(n)2
Sum of prime factors90
Product of prime factors1961
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Divisors of 1961

List of proper divisors 1, 37, 53
List of all dividers1, 37, 53, 1961
Number of divisors d(n)4
Sum of all divisors σ(n)2052
Aliquot sum 91
1961 is a deficient number , since it is larger than the sum of its proper divisors (91). Its deficiency is 1870.
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Prime numbers

Is 1961 a prime number?No
Is 1961 a semiprime number?Yes
Is 1961 a Chen prime number?No
Is 1961 a Mersenne prime number?No
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Sequences

Is 1961 a Catalan number?No
Is 1961 a Fibonacci number?No
Is 1961 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.
1961 is not a Happy number
1961 is not a Humble number
1961 is not a Münchhausen number
1961 is not a Perfect number
1961 is not a Perfect square
1961 is not a Palindrome
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Numeric Bases of 1961

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
2Binary111101010012
3Ternary22001223
4Quaternary1322214
5Quinary303215
6Senary130256
7Septenary55017
8Octal36518
9Nonary26189
10Decimal1961
12Duodecimal117512
16Hexadecimal7a916
20Vigesimal4i120
36Base361ih36
60SexagesimalWf60
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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 1961 (n2)3845521
Cube of 1961 (n3)7541066681
Square root of 196144.283179650969
Natural Logarithm (ln) of 19617.5812098261963
Decimal Logarithm (log) of 19613.2924775936678
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Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 19610.60214427873751
Cosecant of 19611.6607315477557
Cosine of 19610.79838729172231
Secant of 19611.2525249466869
Tangent of 19610.75420073062354
Cotangent of 19611.3259069626905
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Number parity

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

Is 1961 an Even Number?

No

Is 1961 an Odd Number?

Yes, the number 1961 is an odd number.
Total number of all odd numbers from 1 to 1961 is 981
Sum of all the odd numbers from 1 to 1961 are 962361
The sum of all odd numbers is a perfect square: 962361 = 981
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 1961 in words is "one thousand nine hundred sixty-one", meaning that:
1961 is not an aban number (as it contains the letter a)
1961 is not an eban number (as it contains the letter e)
1961 is not an iban number (as it contains the letter i)
1961 is not an oban number (as it contains the letter o)
1961 is not a tban number (as it contains the letter t)
1961 is not an uban number (as it contains the letter u)
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Numeral systems

How to write 1961 in other number systems?
Bengali numerals১৯৬১
Eastern Arabic numerals١٬٩٦١
Hieroglyphs numeralsused in Ancient Egypt𓆼𓍪𓎋𓏺
Khmer numerals១៩៦១
Japanese numerals千九百六十一
Roman numeralsMCMLXI
Thai numerals๑๙๖๑
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Translation

How do you say 1961 in 38 different languages?
Arabicألف و تسعة مائة و واحد و ستون
Croatiantisuću devetsto šezdeset i jedan
Czechjedna tisíc devět set šedesát jeden
Danish et tusind ni hundrede en og tres
Dutchduizend negenhonderdéénenzestig
Estonianakpe ɖeka alafa asieke blaade vɔ ɖekɛ
Faroeseeitt tusin og níggju­hundrað­og­seksti­ein
Filipinoisáng libó’t siyám na daán at anim na pû’t isá
Finnishtuhat­yhdeksän­sataa­kuusi­kymmentä­yksi
Frenchmille neuf cent soixante et un
Greekχίλια εννιακόσια εξήντα ένα
Germanein­tausend­neun­hundert­ein­und­sechzig
Hebrewאלף תשע מאות שישים ואחת
Hindiएक हज़ार नौ सौ इकसठ
Hungarianezer­kilenc­száz­hatvan­egy
Icelandiceitt þúsund og níu­hundrað og sextíu og einn
Indonesianseribu sembilan ratus enam puluh satu
Italianmillenovecentosessantuno
Japanese千九百六十一
Korean천구백육십일
Latviantūkstoš deviņsimt sešdesmit viens
Lithuaniantūkstantis devyni šimtai šešiasdešimt vienas
Norwegiantusen ni hundre og seksti­én
Persianیک هزار و نهصد و شصت و یک
Polishtysiąc dziewięćset sześćdziesiąt jeden
Portuguesemil novecentos e sessenta e um
Romanianuna mie nouă sute şasezeci şi unu
Russianодна тысяча девятьсот шестьдесят один
Serbianједна хиљаду деветсто шездесет и један
Slovakjedna tisíc deväť­sto šesťdesiat­jeden
Slovenetisuću devetsto šestdeset ena
Spanish mil novecientos sesenta y uno
Swahilielfu moja, mia tisa na sitini na moja
Swedishentusenniohundrasextioen
Thaiหนึ่ง​พัน​เก้า​ร้อย​หก​สิบ​เอ็ด
Turkishbin dokuz yüz altmış bir
Ukrainianодна тисяча девʼятсот шістдесят один
Vietnamesemột nghìn chín trăm sáu mươi mốt
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Miscellaneous

Number 1961 reversed1691
Unicode CharacterU+07A9ީ
Unix TimestampThu, 01 Jan 1970 00:32:41 +0000
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