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997991

Number 997991 is an odd six-digits prime number and natural number following 997990 and preceding 997992.

Properties of the number 997991

Nominal997991
Cardinalnine hundred ninety-seven thousand nine hundred ninety-one
Cardinal
nine hundred ninety-seven thousand nine hundred ninety-one
Ordinal997,991st
Number of digits6
Sum of digits44
Product of digits45927
Number parityOdd
Previous number is 997990
Next number is 997992
Calculation was done in 0.0000469685 seconds

Prime Factorization of 997991

Prime factorization997991
Prime factors997991
Number of distinct prime factors ω(n)1
Total number of prime factors Ω(n)1
Sum of prime factors997991
Product of prime factors997991
Calculation was done in 0.0748558044 seconds

Divisors of 997991

List of proper divisors 1
List of all dividers1, 997991
Number of divisors d(n)2
Sum of all divisors σ(n)997992
Aliquot sum 1
997991 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 997990.
Calculation was done in 0.0001158714 seconds

Prime numbers

Is 997991 a prime number?Yes
Is 997991 a semiprime number?No
Is 997991 a Chen prime number?Yes
Is 997991 a Mersenne prime number?No
Previous prime is 997973
Next prime is 998009
Calculation was done in 0.2285840511 seconds

Sequences

Is 997991 a Catalan number?No
Is 997991 a Fibonacci number?No
Is 997991 a Idoneal number?No
Calculation was done in 0.0000059605 seconds

Number theory

Number theory is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions.
997991 is not a Happy number
997991 is not a Humble number
997991 is not a Münchhausen number
997991 is not a Perfect number
997991 is not a Perfect square
997991 is not a Palindrome
Calculation was done in 0.0063111782 seconds

Numeric Bases of 997991

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
2Binary111100111010011001112
3Ternary12122002221223
4Quaternary33032212134
5Quinary2234134315
6Senary332201556
7Septenary113244117
8Octal36351478
9Nonary17808789
10Decimal997991
12Duodecimal40165b12
16Hexadecimalf3a6716
20Vigesimal64ejb20
36Base36le1z36
60Sexagesimal4bDB60
Calculation was done in 0.0000209808 seconds

Mathematical operations

Mathematical operations are actions that are performed on numbers or mathematical expressions to find a numerical result.
Square of 997991 (n2)995986036081
Cube of 997991 (n3)993985100134513271
Square root of 997991998.99499498246
Natural Logarithm (ln) of 99799113.813499537217
Decimal Logarithm (log) of 9979915.9991266247864
Calculation was done in 0.0000050068 seconds

Trigonometry

Trigonometry is the study of the relationship between the angles and sides of a triangle.
Sine of 9979910.95261923615027
Cosecant of 9979911.0497373578569
Cosine of 9979910.30416540059066
Secant of 9979913.2876849176734
Tangent of 9979913.1319118949768
Cotangent of 9979910.31929378396751
Calculation was done in 0.0000181198 seconds

Number parity

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

Is 997991 an Even Number?

No

Is 997991 an Odd Number?

Yes, the number 997991 is an odd number.
Total number of all odd numbers from 1 to 997991 is 498996
Sum of all the odd numbers from 1 to 997991 are 248997008016
The sum of all odd numbers is a perfect square: 248997008016 = 498996
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 997989
Next odd number is 997993
Calculation was done in 0.0000081062 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 997991 in words is "nine hundred ninety-seven thousand nine hundred ninety-one", meaning that:
997991 is not an aban number (as it contains the letter a)
997991 is not an eban number (as it contains the letter e)
997991 is not an iban number (as it contains the letter i)
997991 is not an oban number (as it contains the letter o)
997991 is not a tban number (as it contains the letter t)
997991 is not an uban number (as it contains the letter u)
Calculation was done in 0.0000040531 seconds

Numeral systems

How to write 997991 in other number systems?
Bengali numerals৯৯৭৯৯১
Eastern Arabic numerals٩٩٧٬٩٩١
Hieroglyphs numeralsused in Ancient Egypt𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍪𓎎𓏺
Khmer numerals៩៩៧៩៩១
Japanese numerals九十九万七千九百九十一
Roman numeralsn/a
Thai numerals๙๙๗๙๙๑
Calculation was done in 0.0001549721 seconds

Translation

How do you say 997991 in 38 different languages?
Arabicتسعة مائة و سبعة و تسعون ألف و تسعة مائة و واحد و تسعون
Croatiandevetsto devedeset i sedam tisuća devetsto devedeset i jedan
Czechdevět set devadesát sedm tisíc devět set devadesát jeden
Danish ni hundrede syv og halvfems tusinde ni hundrede en og halvfems
Dutchnegenhonderdzevenennegentigduizend negenhonderdéénennegentig
Estonianakpe alafa asieke blaasieke vɔ adre alafa asieke blaasieke vɔ ɖekɛ
Faroeseníggju­hundrað­og­níti­sjey tusin og níggju­hundrað­og­níti­ein
Filipinosiyám na daán at siyám na pû’t pitóng libó’t siyám na daán at siyám na pû’t isá
Finnishyhdeksän­sataa­yhdeksän­kymmentä­seitsemän­tuhatta­yhdeksän­sataa­yhdeksän­kymmentä­yksi
Frenchneuf cent quatre-vingt-dix-sept mille neuf cent quatre-vingt-onze
Greekεννιακόσιες εννενήντα επτά χίλιάδες εννιακόσια εννενήντα ένα
Germanneun­hundert­sieben­und­neunzig­tausend­neun­hundert­ein­und­neunzig
Hebrewתשע מאות תשעים ושבעה אלף תשע מאות תשעים ואחת
Hindiनौ लाख सत्तानबे हज़ार नौ सौ इक्यानबे
Hungariankilenc­száz­kilencven­hét­ezer­kilenc­száz­kilencven­egy
Icelandicníu­hundrað og níutíu og sjó þúsund og níu­hundrað og níutíu og einn
Indonesiansembilan ratus sembilan puluh tujuh ribu sembilan ratus sembilan puluh satu
Italiannovecentonovantasettemilanovecentonovantuno
Japanese九十九万七千九百九十一
Korean구십구만 칠천구백구십일
Latviandeviņsimt deviņdesmit septiņi tūkstoši deviņsimt deviņdesmit viens
Lithuaniandevyni šimtai devyniasdešimt septyni tūkstančiai devyni šimtai devyniasdešimt vienas
Norwegianni hundre og nitti­sju tusen ni hundre og nitti­én
Persianنهصد و نود و هفت هزار و نهصد و نود و یک
Polishdziewięćset dziewięćdziesiąt siedem tysięcy dziewięćset dziewięćdziesiąt jeden
Portuguesenovecentos e noventa e sete mil novecentos e noventa e um
Romaniannouă sute nouăzeci şi şapte mii nouă sute nouăzeci şi unu
Russianдевятьсот девяносто семь тысяч девятьсот девяносто один
Serbianдеветсто деведесет и седам хиљада деветсто деведесет и један
Slovakdeväť­sto deväťdesiat­sedem tisíc deväť­sto deväťdesiat­jeden
Slovenedevetsto devetdeset sedem tisuću devetsto devetdeset ena
Spanish novecientos noventa y siete mil novecientos noventa y uno
Swahilielfu mia tisa na tisini na saba, mia tisa na tisini na moja
Swedishniohundranittiosjutusenniohundranittioen
Thaiเก้า​แสน​เก้า​หมื่น​เจ็ด​พัน​เก้า​ร้อย​เก้า​สิบ​เอ็ด
Turkishdokuz yüz doksan yedi bin dokuz yüz doksan bir
Ukrainianдевʼятсот девʼяносто сім тисяч девʼятсот девʼяносто один
Vietnamesechín trăm chín mươi bảy nghìn chín trăm chín mươi mốt
Calculation was done in 0.0204391479 seconds

Miscellaneous

Number 997991 reversed199799
Unicode CharacterU+F3A67󳩧
Hexadecimal color#997991
Unix TimestampMon, 12 Jan 1970 13:13:11 +0000
Calculation was done in 0.0000281334 seconds
This page was generated in 0.33 seconds.