42991

Number 42991 is an odd five-digits composite number and natural number following 42990 and preceding 42992.

Properties of the number 42991

Nominal	42991
Cardinal	forty-two thousand nine hundred ninety-one
Cardinal forty-two thousand nine hundred ninety-one
Ordinal	42,991st
Number of digits	5
Sum of digits	25
Product of digits	648
Number parity	Odd

Previous number is 42990

Next number is 42992

Calculation was done in 0.0000529289 seconds

Prime Factorization of 42991

Prime factorization	13 x 3307
Prime factors	13, 3307
Number of distinct prime factors ω(n)	2
Total number of prime factors Ω(n)	2
Sum of prime factors	3320
Product of prime factors	42991

Calculation was done in 0.0000681877 seconds

Divisors of 42991

List of proper divisors	1, 13, 3307
List of all dividers	1, 13, 3307, 42991
Number of divisors d(n)	4
Sum of all divisors σ(n)	46312
Aliquot sum	3321
42991 is a deficient number , since it is larger than the sum of its proper divisors (3321). Its deficiency is 39670.

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Prime numbers

Is 42991 a prime number?	No
Is 42991 a semiprime number?	Yes
Is 42991 a Chen prime number?	No
Is 42991 a Mersenne prime number?	No

Previous prime is 42989

Next prime is 43003

Calculation was done in 0.5227541924 seconds

Sequences

Is 42991 a Catalan number?	No
Is 42991 a Fibonacci number?	No
Is 42991 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.

42991 is not a Happy number

42991 is not a Humble number

42991 is not a Münchhausen number

42991 is not a Perfect number

42991 is not a Perfect square

42991 is not a Palindrome

Calculation was done in 0.0116901398 seconds

Numeric Bases of 42991

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.

Base	System	Value
2	Binary	1010011111101111₂
3	Ternary	2011222021₃
4	Quaternary	22133233₄
5	Quinary	2333431₅
6	Senary	531011₆
7	Septenary	236224₇
8	Octal	123757₈
9	Nonary	64867₉
10	Decimal	42991
12	Duodecimal	20a67₁₂
16	Hexadecimal	a7ef₁₆
20	Vigesimal	579b₂₀
36	Base36	x67₃₆
60	Sexagesimal	BuV₆₀

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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 42991 (n²)	1848226081
Cube of 42991 (n³)	79457087448271
Square root of 42991	207.34271147065
Natural Logarithm (ln) of 42991	10.668746070443
Decimal Logarithm (log) of 42991	4.6333775472205

Calculation was done in 0.0000071526 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.

Sine of 42991	0.99223899839978
Cosecant of 42991	1.007821705872
Cosine of 42991	0.12434536603589
Secant of 42991	8.0421171442077
Tangent of 42991	7.9797022601823
Cotangent of 42991	0.12531795891557

Calculation was done in 0.0000610352 seconds

Number parity

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

Is 42991 an Even Number?

Is 42991 an Odd Number?

Yes, the number 42991 is an odd number.

Total number of all odd numbers from 1 to 42991 is 21496

Sum of all the odd numbers from 1 to 42991 are 462078016

The sum of all odd numbers is a perfect square: 462078016 = 21496

An odd number is any integer (a whole number) that cannot be divided by 2 evenly. Odd numbers are the opposite of even numbers.

Previous odd number is 42989

Next odd number is 42993

Calculation was done in 0.0000109673 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 42991 in words is "forty-two thousand nine hundred ninety-one", meaning that:

42991 is not an aban number (as it contains the letter a)

42991 is not an eban number (as it contains the letter e)

42991 is not an iban number (as it contains the letter i)

42991 is not an oban number (as it contains the letter o)

42991 is not a tban number (as it contains the letter t)

42991 is not an uban number (as it contains the letter u)

Calculation was done in 0.0000040531 seconds

Numeral systems

How to write 42991 in other number systems?

Bengali numerals	৪২৯৯১
Eastern Arabic numerals	٤٢٬٩٩١
Hieroglyphs numeralsused in Ancient Egypt	𓂭𓂭𓂭𓂭𓆼𓆼𓍪𓎎𓏺
Khmer numerals	៤២៩៩១
Japanese numerals	四万二千九百九十一
Roman numerals	n/a
Thai numerals	๔๒๙๙๑

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Translation

How do you say 42991 in 38 different languages?

Arabic	إثنان و أربعون ألف و تسعة مائة و واحد و تسعون
Croatian	četrdeset i dvije tisuća devetsto devedeset i jedan
Czech	čtyřicet dvě tisíc devět set devadesát jeden
Danish	to og fyrre tusinde ni hundrede en og halvfems
Dutch	tweeenveertigduizend negenhonderdéénennegentig
Estonian	akpe blaene vɔ eve alafa asieke blaasieke vɔ ɖekɛ
Faroese	fýratitvey tusin og níggjuhundraðognítiein
Filipino	ápat na pû’t dalawáng libó’t siyám na daán at siyám na pû’t isá
Finnish	neljäkymmentäkaksituhattayhdeksänsataayhdeksänkymmentäyksi
French	quarante-deux mille neuf cent quatre-vingt-onze
Greek	σαράντα δύο χίλιάδες εννιακόσια εννενήντα ένα
German	zweiundvierzigtausendneunhunderteinundneunzig
Hebrew	ארבעים ושניים אלף תשע מאות תשעים ואחת
Hindi	बयालीस हज़ार नौ सौ इक्यानबे
Hungarian	negyvenkettőezerkilencszázkilencvenegy
Icelandic	fjörutíu og tvö þúsund og níuhundrað og níutíu og einn
Indonesian	empat puluh dua ribu sembilan ratus sembilan puluh satu
Italian	quarantaduemilanovecentonovantuno
Japanese	四万二千九百九十一
Korean	사만 이천구백구십일
Latvian	četrdesmit divi tūkstoši deviņsimt deviņdesmit viens
Lithuanian	keturiasdešimt du tūkstančiai devyni šimtai devyniasdešimt vienas
Norwegian	førtito tusen ni hundre og nittién
Persian	چهل و دو هزار و نهصد و نود و یک
Polish	czterdzieści dwa tysiące dziewięćset dziewięćdziesiąt jeden
Portuguese	quarenta e dois mil novecentos e noventa e um
Romanian	patruzeci şi două mii nouă sute nouăzeci şi unu
Russian	сорок две тысячи девятьсот девяносто один
Serbian	четрдесет и две хиљада деветсто деведесет и један
Slovak	štyridsaťdve tisíc deväťsto deväťdesiatjeden
Slovene	štirideset dvije tisuću devetsto devetdeset ena
Spanish	cuarenta y dos mil novecientos noventa y uno
Swahili	elfu arobaini na mbili, mia tisa na tisini na moja
Swedish	fyrtiotvåtusenniohundranittioen
Thai	สี่หมื่นสองพันเก้าร้อยเก้าสิบเอ็ด
Turkish	kırk iki bin dokuz yüz doksan bir
Ukrainian	сорок дві тисячі девʼятсот девʼяносто один
Vietnamese	bốn mươi hai nghìn chín trăm chín mươi mốt

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Miscellaneous

Number 42991 reversed	19924
Unicode Character	U+A7EF	꟯
Unix Timestamp	Thu, 01 Jan 1970 11:56:31 +0000

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