20990
Number 20990 is an even five-digits composite number and natural number following 20989 and preceding 20991.
| Nominal | 20990 |
| Cardinal | twenty thousand nine hundred ninety |
Cardinal twenty thousand nine hundred ninety |
| Ordinal | 20,990th |
| Number of digits | 5 |
| Sum of digits | 20 |
| Product of digits | 0 |
| Number parity | Even |
Calculation was done in 0.0000350475 seconds
| Prime factorization | 2 x 5 x 2099 |
| Prime factors | 2, 5, 2099 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 3 |
| Sum of prime factors | 2106 |
| Product of prime factors | 20990 |
Calculation was done in 0.0000410080 seconds
| List of proper divisors | 1, 2, 5, 10, 2099, 4198, 10495 |
| List of all dividers | 1, 2, 5, 10, 2099, 4198, 10495, 20990 |
| Number of divisors d(n) | 8 |
| Sum of all divisors σ(n) | 37800 |
| Aliquot sum | 16810 |
| 20990 is a deficient number , since it is larger than the sum of its proper divisors (16810). Its deficiency is 4180. |
Calculation was done in 0.0000209808 seconds
| Is 20990 a prime number? | No |
| Is 20990 a semiprime number? | No |
| Is 20990 a Chen prime number? | No |
| Is 20990 a Mersenne prime number? | No |
Calculation was done in 0.0103199482 seconds
| Is 20990 a Catalan number? | No |
| Is 20990 a Fibonacci number? | No |
| Is 20990 a Idoneal number? | No |
Calculation was done in 0.0000050068 seconds
| 20990 is not a Happy number |
| 20990 is not a Humble number |
| 20990 is not a Münchhausen number |
| 20990 is not a Perfect number |
| 20990 is not a Perfect square |
| 20990 is not a Palindrome |
Calculation was done in 0.0053558350 seconds
| Base | System | Value |
|---|
| 2 | Binary | 1010001111111102 |
| 3 | Ternary | 10012101023 |
| 4 | Quaternary | 110133324 |
| 5 | Quinary | 11324305 |
| 6 | Senary | 2411026 |
| 7 | Septenary | 1151247 |
| 8 | Octal | 507768 |
| 9 | Nonary | 317129 |
| 10 | Decimal | 20990 |
| 12 | Duodecimal | 1019212 |
| 16 | Hexadecimal | 51fe16 |
| 20 | Vigesimal | 2c9a20 |
| 36 | Base36 | g7236 |
| 60 | Sexagesimal | 5no60 |
Calculation was done in 0.0000200272 seconds
| Square of 20990 (n2) | 440580100 |
| Cube of 20990 (n3) | 9247776299000 |
| Square root of 20990 | 144.87926007542 |
| Natural Logarithm (ln) of 20990 | 9.9518014128147 |
| Decimal Logarithm (log) of 20990 | 4.3220124385824 |
Calculation was done in 0.0000050068 seconds
| Sine of 20990 | -0.85183647229401 |
| Cosecant of 20990 | -1.1739342379964 |
| Cosine of 20990 | -0.52380781253213 |
| Secant of 20990 | -1.9090971460809 |
| Tangent of 20990 | 1.6262385781842 |
| Cotangent of 20990 | 0.61491592526147 |
Calculation was done in 0.0000119209 seconds
Is 20990 an Even Number?
Yes, the number 20990 is an even number.
Is 20990 an Odd Number?
No
Previous even number is
20988Next even number is
20992
Calculation was done in 0.0000040531 seconds
| The spelling of 20990 in words is "twenty thousand nine hundred ninety", meaning that: |
| 20990 is not an aban number (as it contains the letter a) |
| 20990 is not an eban number (as it contains the letter e) |
| 20990 is not an iban number (as it contains the letter i) |
| 20990 is not an oban number (as it contains the letter o) |
| 20990 is not a tban number (as it contains the letter t) |
| 20990 is not an uban number (as it contains the letter u) |
Calculation was done in 0.0000021458 seconds
| Bengali numerals | ২০৯৯০ |
| Eastern Arabic numerals | ٢٠٬٩٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓍪𓎎 |
| Khmer numerals | ២០៩៩០ |
| Japanese numerals | 二万九百九十 |
| Roman numerals | n/a |
| Thai numerals | ๒๐๙๙๐ |
Calculation was done in 0.0000829697 seconds
| Arabic | عشرون ألف و تسعة مائة و تسعون |
| Croatian | dvadeset tisuća devetsto devedeset |
| Czech | dvacet tisíc devět set devadesát |
| Danish | tyve tusinde ni hundrede halvfems |
| Dutch | twintigduizend negenhonderdnegentig |
| Estonian | akpe blaeve alafa asieke kple blaasieke |
| Faroese | tjúgo tusin og níggjuhundraðogníti |
| Filipino | dalawáng pû libó’t siyám na daán at siyám na pû |
| Finnish | kaksikymmentätuhattayhdeksänsataayhdeksänkymmentä |
| French | vingt mille neuf cent quatre-vingt-dix |
| Greek | είκοσι χίλιάδες εννιακόσια εννενήντα |
| German | zwanzigtausendneunhundertneunzig |
| Hebrew | עשרים אלף תשע מאות תשעים |
| Hindi | बीस हज़ार नौ सौ नब्बे |
| Hungarian | húszezerkilencszázkilencven |
| Icelandic | tuttugu þúsund og níuhundrað og níutíu |
| Indonesian | dua puluh ribu sembilan ratus sembilan puluh |
| Italian | ventimilanovecentonovanta |
| Japanese | 二万九百九十 |
| Korean | 이만 구백구십 |
| Latvian | divdesmit tūkstoši deviņsimt deviņdesmit |
| Lithuanian | dvidešimt tūkstančių devyni šimtai devyniasdešimt |
| Norwegian | tjue tusen ni hundre og nitti |
| Persian | بیست هزار و نهصد و نود |
| Polish | dwadzieścia tysięcy dziewięćset dziewięćdziesiąt |
| Portuguese | vinte mil novecentos e noventa |
| Romanian | douăzeci mii nouă sute nouăzeci |
| Russian | двадцать тысяч девятьсот девяносто |
| Serbian | двадесет хиљада деветсто деведесет |
| Slovak | dvadsať tisíc deväťsto deväťdesiat |
| Slovene | dvaset tisuću devetsto devetdeset |
| Spanish | veinte mil novecientos noventa |
| Swahili | elfu ishirini, mia tisa na tisini |
| Swedish | tjugotusenniohundranittio |
| Thai | สองหมื่นเก้าร้อยเก้าสิบ |
| Turkish | yirmi bin dokuz yüz doksan |
| Ukrainian | двадцять тисяч девʼятсот девʼяносто |
| Vietnamese | hai mươi nghìn chín trăm chín mươi |
Calculation was done in 0.0143029690 seconds
| Number 20990 reversed | 09902 |
| Unicode Character | U+51FE | 凾 |
| Unix Timestamp | Thu, 01 Jan 1970 05:49:50 +0000 |
Calculation was done in 0.0000240803 seconds
This page was generated in 0.03 seconds.