1820
Number 1820 is an even four-digits composite number and natural number following 1819 and preceding 1821.
| Nominal | 1820 |
| Cardinal | one thousand eight hundred twenty |
Cardinal one thousand eight hundred twenty |
| Ordinal | 1,820th |
| Number of digits | 4 |
| Sum of digits | 11 |
| Product of digits | 0 |
| Number parity | Even |
Calculation was done in 0.0000360012 seconds
| Prime factorization | 2 x 2 x 5 x 7 x 13 |
| Prime factorization in exponent form | 22 x 5 x 7 x 13 |
| Prime factors | 2, 5, 7, 13 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 5 |
| Sum of prime factors | 27 |
| Product of prime factors | 910 |
Calculation was done in 0.0000250340 seconds
| List of proper divisors | 1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910 |
| List of all dividers | 1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820 |
| Number of divisors d(n) | 24 |
| Sum of all divisors σ(n) | 4704 |
| Aliquot sum | 2884 |
| 1820 is an abundant number , because the sum of its proper divisors (2884) is greater than itself. Its abundance is 1064. |
Calculation was done in 0.0000200272 seconds
| Is 1820 a prime number? | No |
| Is 1820 a semiprime number? | No |
| Is 1820 a Chen prime number? | No |
| Is 1820 a Mersenne prime number? | No |
Calculation was done in 0.0001280308 seconds
| Is 1820 a Catalan number? | No |
| Is 1820 a Fibonacci number? | No |
| Is 1820 a Idoneal number? | No |
Calculation was done in 0.0000059605 seconds
| 1820 is not a Happy number |
| 1820 is not a Humble number |
| 1820 is not a Münchhausen number |
| 1820 is not a Perfect number |
| 1820 is not a Perfect square |
| 1820 is not a Palindrome |
Calculation was done in 0.0068061352 seconds
| Base | System | Value |
|---|
| 2 | Binary | 111000111002 |
| 3 | Ternary | 21111023 |
| 4 | Quaternary | 1301304 |
| 5 | Quinary | 242405 |
| 6 | Senary | 122326 |
| 7 | Septenary | 52107 |
| 8 | Octal | 34348 |
| 9 | Nonary | 24429 |
| 10 | Decimal | 1820 |
| 12 | Duodecimal | 107812 |
| 16 | Hexadecimal | 71c16 |
| 20 | Vigesimal | 4b020 |
| 36 | Base36 | 1ek36 |
| 60 | Sexagesimal | UK60 |
Calculation was done in 0.0000178814 seconds
| Square of 1820 (n2) | 3312400 |
| Cube of 1820 (n3) | 6028568000 |
| Square root of 1820 | 42.661458015403 |
| Natural Logarithm (ln) of 1820 | 7.5065917800708 |
| Decimal Logarithm (log) of 1820 | 3.2600713879851 |
Calculation was done in 0.0000090599 seconds
| Sine of 1820 | -0.85098269232711 |
| Cosecant of 1820 | -1.1751120310865 |
| Cosine of 1820 | -0.52519373316872 |
| Secant of 1820 | -1.9040592772624 |
| Tangent of 1820 | 1.6203214901152 |
| Cotangent of 1820 | 0.61716147449781 |
Calculation was done in 0.0000050068 seconds
Is 1820 an Even Number?
Yes, the number 1820 is an even number.
Previous even number is
1818
Calculation was done in 0.0000030994 seconds
| The spelling of 1820 in words is "one thousand eight hundred twenty", meaning that: |
| 1820 is not an aban number (as it contains the letter a) |
| 1820 is not an eban number (as it contains the letter e) |
| 1820 is not an iban number (as it contains the letter i) |
| 1820 is not an oban number (as it contains the letter o) |
| 1820 is not a tban number (as it contains the letter t) |
| 1820 is not an uban number (as it contains the letter u) |
Calculation was done in 0.0000019073 seconds
| Bengali numerals | ১৮২০ |
| Eastern Arabic numerals | ١٬٨٢٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆼𓍩𓎇 |
| Khmer numerals | ១៨២០ |
| Japanese numerals | 千八百二十 |
| Roman numerals | MDCCCXX |
| Thai numerals | ๑๘๒๐ |
Calculation was done in 0.0000669956 seconds
| Arabic | ألف و ثمانية مائة و عشرون |
| Croatian | tisuću osamsto dvadeset |
| Czech | jedna tisíc osm set dvacet |
| Danish | et tusind otte hundrede tyve |
| Dutch | duizend achthonderdtwintig |
| Estonian | akpe ɖeka alafa enyi kple blaeve |
| Faroese | eitt tusin og áttahundraðogtjúgo |
| Filipino | isáng libó’t walóng daán at dalawáng pû |
| Finnish | tuhatkahdeksansataakaksikymmentä |
| French | mille huit cent vingt |
| Greek | χίλια οκτακόσια είκοσι |
| German | eintausendachthundertzwanzig |
| Hebrew | אלף שמונה מאות עשרים |
| Hindi | एक हज़ार आठ सौ बीस |
| Hungarian | ezernyolcszázhúsz |
| Icelandic | eitt þúsund og áttahundrað og tuttugu |
| Indonesian | seribu delapan ratus dua puluh |
| Italian | milleottocentoventi |
| Japanese | 千八百二十 |
| Korean | 천팔백이십 |
| Latvian | tūkstoš astoņsimt divdesmit |
| Lithuanian | tūkstantis aštuoni šimtai dvidešimt |
| Norwegian | tusen åtte hundre og tjue |
| Persian | یک هزار و هشتصد و بیست |
| Polish | tysiąc osiemset dwadzieścia |
| Portuguese | mil oitocentos e vinte |
| Romanian | una mie opt sute douăzeci |
| Russian | одна тысяча восемьсот двадцать |
| Serbian | једна хиљаду осамсто двадесет |
| Slovak | jedna tisíc osemsto dvadsať |
| Slovene | tisuću osemsto dvaset |
| Spanish | mil ochocientos veinte |
| Swahili | elfu moja, mia nane na ishirini |
| Swedish | entusenåttahundratjugo |
| Thai | หนึ่งพันแปดร้อยยี่สิบ |
| Turkish | bin sekiz yüz yirmi |
| Ukrainian | одна тисяча вісімсот двадцять |
| Vietnamese | một nghìn tám trăm hai mươi |
Calculation was done in 0.0138120651 seconds
| Number 1820 reversed | 0281 |
| Unicode Character | U+071C | ܜ |
| Unix Timestamp | Thu, 01 Jan 1970 00:30:20 +0000 |
Calculation was done in 0.0000219345 seconds
This page was generated in 0.02 seconds.