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# 41

Number 41 (forty-one) is an odd two-digits prime number and natural number following 40 and preceding 42.

## Properties of the number 41

 Nominal 41 Cardinal forty-one Ordinal 41st Number of digits 2 Sum of digits 5 Product of digits 4 Number parity Odd
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## Prime Factorization of 41

 Prime factorization 41 Prime factors 41 Number of distinct prime factors ω(n) 1 Total number of prime factors Ω(n) 1 Sum of prime factors 41 Product of prime factors 41
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## Divisors of 41

 List of proper divisors 1 List of all dividers 1, 41 Number of divisors d(n) 2 Sum of all divisors σ(n) 42 Aliquot sum 1 41 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 40.
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## Prime numbers

 Is 41 a prime number? Yes Is 41 a semiprime number? No Is 41 a Chen prime number? Yes Is 41 a Mersenne prime number? No
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## Sequences

 Is 41 a Catalan number? No Is 41 a Fibonacci number? No Is 41 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.
 41 is not a Happy number 41 is not a Humble number 41 is not a Münchhausen number 41 is not a Perfect number 41 is not a Perfect square 41 is not a Palindrome
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## Numeric Bases of 41

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
2Binary1010012
3Ternary11123
4Quaternary2214
5Quinary1315
6Senary1056
7Septenary567
8Octal518
9Nonary459
10Decimal41
12Duodecimal3512
20Vigesimal2120
36Base361536
60Sexagesimalf60
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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 41 (n2) 1681 Cube of 41 (n3) 68921 Square root of 41 6.40312 Natural Logarithm (ln) of 41 3.71357 Decimal Logarithm (log) of 41 1.61278
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## Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
 Sine of 41 -0.158623 Cosecant of 41 -6.30427 Cosine of 41 -0.987339 Secant of 41 -1.01282 Tangent of 41 0.160657 Cotangent of 41 6.22445
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## Number parity

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

No

### Is 41 an Odd Number?

Yes, the number 41 is an odd number.
Total number of all odd numbers from 1 to 41 is 21
Sum of all the odd numbers from 1 to 41 are 441
The sum of all odd numbers is a perfect square: 441 = 21
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 41 in words is "forty-one", meaning that: 41 is an aban number (a number without the letter a) 41 is not an eban number (as it contains the letter e) 41 is an iban number (a number without the letter i) 41 is not an oban number (as it contains the letter o) 41 is not a tban number (as it contains the letter t) 41 is an uban number (a number without the letter u)
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## Numeral systems

How to write 41 in other number systems?
 Bengali numerals ৪১ Eastern Arabic numerals ٤١ Hieroglyphs numeralsused in Ancient Egypt 𓎉𓏺 Khmer numerals ៤១ Japanese numerals 四十一 Roman numerals XLI Thai numerals ๔๑
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## Translation

How do you say 41 in 38 different languages?
 Arabic واحد و أربعون Croatian četrdeset i jedan Czech čtyřicet jeden Danish en og fyrre Dutch éénenveertig Estonian blaene vɔ ɖekɛ Faroese fýrati­ein Filipino ápat na pû’t isá Finnish neljä­kymmentä­yksi French quarante et un Greek σαράντα ένα German ein­und­vierzig Hebrew ארבעים ואחת Hindi इकतालीस Hungarian negyven­egy Icelandic fjörutíu og einn Indonesian empat puluh satu Italian quarantuno Japanese 四十一 Korean 사십일 Latvian četrdesmit viens Lithuanian keturiasdešimt vienas Norwegian førti­én Persian چهل و یک Polish czterdzieści jeden Portuguese quarenta e um Romanian patruzeci şi unu Russian сорок один Serbian четрдесет и један Slovak štyridsať­jeden Slovene štirideset ena Spanish cuarenta y uno Swahili arobaini na moja Swedish fyrtioen Thai สี่​สิบ​เอ็ด Turkish kırk bir Ukrainian сорок один Vietnamese bốn mươi mốt
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## Miscellaneous

 Number 41 reversed 14 ASCII Code 41 ) Unicode Character U+0029 ) Unix Timestamp Thu, 01 Jan 1970 00:00:41 +0000
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