20421
Number 20421 is an odd five-digits composite number and natural number following 20420 and preceding 20422.
| Nominal | 20421 |
| Cardinal | twenty thousand four hundred twenty-one |
Cardinal twenty thousand four hundred twenty-one |
| Ordinal | 20,421st |
| Number of digits | 5 |
| Sum of digits | 9 |
| Product of digits | 0 |
| Number parity | Odd |
Calculation was done in 0.0000371933 seconds
| Prime factorization | 3 x 3 x 2269 |
| Prime factorization in exponent form | 32 x 2269 |
| Prime factors | 3, 2269 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 3 |
| Sum of prime factors | 2272 |
| Product of prime factors | 6807 |
Calculation was done in 0.0000422001 seconds
| List of proper divisors | 1, 3, 9, 2269, 6807 |
| List of all dividers | 1, 3, 9, 2269, 6807, 20421 |
| Number of divisors d(n) | 6 |
| Sum of all divisors σ(n) | 29510 |
| Aliquot sum | 9089 |
| 20421 is a deficient number , since it is larger than the sum of its proper divisors (9089). Its deficiency is 11332. |
Calculation was done in 0.0000219345 seconds
| Is 20421 a prime number? | No |
| Is 20421 a semiprime number? | No |
| Is 20421 a Chen prime number? | No |
| Is 20421 a Mersenne prime number? | No |
Calculation was done in 0.0185370445 seconds
| Is 20421 a Catalan number? | No |
| Is 20421 a Fibonacci number? | No |
| Is 20421 a Idoneal number? | No |
Calculation was done in 0.0000050068 seconds
| 20421 is not a Happy number |
| 20421 is not a Humble number |
| 20421 is not a Münchhausen number |
| 20421 is not a Perfect number |
| 20421 is not a Perfect square |
| 20421 is not a Palindrome |
Calculation was done in 0.0057849884 seconds
| Base | System | Value |
|---|
| 2 | Binary | 1001111110001012 |
| 3 | Ternary | 10010001003 |
| 4 | Quaternary | 103330114 |
| 5 | Quinary | 11231415 |
| 6 | Senary | 2343136 |
| 7 | Septenary | 1133527 |
| 8 | Octal | 477058 |
| 9 | Nonary | 310109 |
| 10 | Decimal | 20421 |
| 12 | Duodecimal | b99912 |
| 16 | Hexadecimal | 4fc516 |
| 20 | Vigesimal | 2b1120 |
| 36 | Base36 | fr936 |
| 60 | Sexagesimal | 5eL60 |
Calculation was done in 0.0000178814 seconds
| Square of 20421 (n2) | 417017241 |
| Cube of 20421 (n3) | 8515909078461 |
| Square root of 20421 | 142.90206436577 |
| Natural Logarithm (ln) of 20421 | 9.9243190621161 |
| Decimal Logarithm (log) of 20421 | 4.3100770053243 |
Calculation was done in 0.0000040531 seconds
| Sine of 20421 | 0.60339501563741 |
| Cosecant of 20421 | 1.6572891291514 |
| Cosine of 20421 | 0.79744244626426 |
| Secant of 20421 | 1.2540089942348 |
| Tangent of 20421 | 0.75666277668577 |
| Cotangent of 20421 | 1.3215926973176 |
Calculation was done in 0.0000100136 seconds
Is 20421 an Even Number?
No
Is 20421 an Odd Number?
Yes, the number 20421 is an odd number.
Total number of all odd numbers from 1 to 20421 is
10211Sum of all the odd numbers from 1 to 20421 are 104264521
The sum of all odd numbers is a perfect square: 104264521 = 10211
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
20419
Calculation was done in 0.0000059605 seconds
| The spelling of 20421 in words is "twenty thousand four hundred twenty-one", meaning that: |
| 20421 is not an aban number (as it contains the letter a) |
| 20421 is not an eban number (as it contains the letter e) |
| 20421 is an iban number (a number without the letter i) |
| 20421 is not an oban number (as it contains the letter o) |
| 20421 is not a tban number (as it contains the letter t) |
| 20421 is not an uban number (as it contains the letter u) |
Calculation was done in 0.0000019073 seconds
| Bengali numerals | ২০৪২১ |
| Eastern Arabic numerals | ٢٠٬٤٢١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓍥𓎇𓏺 |
| Khmer numerals | ២០៤២១ |
| Japanese numerals | 二万四百二十一 |
| Roman numerals | n/a |
| Thai numerals | ๒๐๔๒๑ |
Calculation was done in 0.0001010895 seconds
| Arabic | عشرون ألف و أربعة مائة و واحد و عشرون |
| Croatian | dvadeset tisuća četiristo dvadeset i jedan |
| Czech | dvacet tisíc čtyři sta dvacet jeden |
| Danish | tyve tusinde fire hundrede en og tyve |
| Dutch | twintigduizend vierhonderdéénentwintig |
| Estonian | akpe blaeve alafa ene blaeve vɔ ɖekɛ |
| Faroese | tjúgo tusin og fýrehundraðogtjúgoein |
| Filipino | dalawáng pû libó’t ápat na daán at dalawáng pû’t isá |
| Finnish | kaksikymmentätuhattaneljäsataakaksikymmentäyksi |
| French | vingt mille quatre cent vingt et un |
| Greek | είκοσι χίλιάδες τετρακόσια είκοσι ένα |
| German | zwanzigtausendvierhunderteinundzwanzig |
| Hebrew | עשרים אלף ארבע מאות עשרים ואחת |
| Hindi | बीस हज़ार चार सौ इक्कीस |
| Hungarian | húszezernégyszázhuszonegy |
| Icelandic | tuttugu þúsund og fjögurhundrað og tuttugu og einn |
| Indonesian | dua puluh ribu empat ratus dua puluh satu |
| Italian | ventimilaquattrocentoventuno |
| Japanese | 二万四百二十一 |
| Korean | 이만 사백이십일 |
| Latvian | divdesmit tūkstoši četrsimt divdesmit viens |
| Lithuanian | dvidešimt tūkstančių keturi šimtai dvidešimt vienas |
| Norwegian | tjue tusen fire hundre og tjueén |
| Persian | بیست هزار و چهارصد و بیست و یک |
| Polish | dwadzieścia tysięcy czterysta dwadzieścia jeden |
| Portuguese | vinte mil quatrocentos e vinte e um |
| Romanian | douăzeci mii patru sute douăzeci şi unu |
| Russian | двадцать тысяч четыреста двадцать один |
| Serbian | двадесет хиљада четиристо двадесет и један |
| Slovak | dvadsať tisíc štyristo dvadsaťjeden |
| Slovene | dvaset tisuću štiristo dvaset ena |
| Spanish | veinte mil cuatrocientos veintiuno |
| Swahili | elfu ishirini, mia nne na ishirini na moja |
| Swedish | tjugotusenfyrahundratjugoen |
| Thai | สองหมื่นสี่ร้อยยี่สิบเอ็ด |
| Turkish | yirmi bin dört yüz yirmi bir |
| Ukrainian | двадцять тисяч чотириста двадцять один |
| Vietnamese | hai mươi nghìn bốn trăm hai mươi mốt |
Calculation was done in 0.0141999722 seconds
| Number 20421 reversed | 12402 |
| Unicode Character | U+4FC5 | 俅 |
| Unix Timestamp | Thu, 01 Jan 1970 05:40:21 +0000 |
Calculation was done in 0.0000259876 seconds
This page was generated in 0.04 seconds.