1801
Number 1801 is an odd four-digits prime number and natural number following 1800 and preceding 1802.
| Nominal | 1801 |
| Cardinal | one thousand eight hundred one |
Cardinal one thousand eight hundred one |
| Ordinal | 1,801st |
| Number of digits | 4 |
| Sum of digits | 10 |
| Product of digits | 0 |
| Number parity | Odd |
Calculation was done in 0.0000350475 seconds
| Prime factorization | 1801 |
| Prime factors | 1801 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 1801 |
| Product of prime factors | 1801 |
Calculation was done in 0.0000810623 seconds
| List of proper divisors | 1 |
| List of all dividers | 1, 1801 |
| Number of divisors d(n) | 2 |
| Sum of all divisors σ(n) | 1802 |
| Aliquot sum | 1 |
| 1801 is a deficient number , since it is larger than the sum of its proper divisors (1). Its deficiency is 1800. |
Calculation was done in 0.0000131130 seconds
| Is 1801 a prime number? | Yes |
| Is 1801 a semiprime number? | No |
| Is 1801 a Chen prime number? | Yes |
| Is 1801 a Mersenne prime number? | No |
Calculation was done in 0.0009229183 seconds
| Is 1801 a Catalan number? | No |
| Is 1801 a Fibonacci number? | No |
| Is 1801 a Idoneal number? | No |
Calculation was done in 0.0000050068 seconds
| 1801 is not a Happy number |
| 1801 is not a Humble number |
| 1801 is not a Münchhausen number |
| 1801 is not a Perfect number |
| 1801 is not a Perfect square |
| 1801 is not a Palindrome |
Calculation was done in 0.0077691078 seconds
| Base | System | Value |
|---|
| 2 | Binary | 111000010012 |
| 3 | Ternary | 21102013 |
| 4 | Quaternary | 1300214 |
| 5 | Quinary | 242015 |
| 6 | Senary | 122016 |
| 7 | Septenary | 51527 |
| 8 | Octal | 34118 |
| 9 | Nonary | 24219 |
| 10 | Decimal | 1801 |
| 12 | Duodecimal | 106112 |
| 16 | Hexadecimal | 70916 |
| 20 | Vigesimal | 4a120 |
| 36 | Base36 | 1e136 |
| 60 | Sexagesimal | U160 |
Calculation was done in 0.0000188351 seconds
| Square of 1801 (n2) | 3243601 |
| Cube of 1801 (n3) | 5841725401 |
| Square root of 1801 | 42.438190347846 |
| Natural Logarithm (ln) of 1801 | 7.496097345176 |
| Decimal Logarithm (log) of 1801 | 3.2555137128195 |
Calculation was done in 0.0000040531 seconds
| Sine of 1801 | -0.76265594664095 |
| Cosecant of 1801 | -1.3112072414887 |
| Cosine of 1801 | -0.64680438082407 |
| Secant of 1801 | -1.5460625030491 |
| Tangent of 1801 | 1.179113761829 |
| Cotangent of 1801 | 0.84809458796311 |
Calculation was done in 0.0000109673 seconds
Is 1801 an Even Number?
No
Is 1801 an Odd Number?
Yes, the number 1801 is an odd number.
Total number of all odd numbers from 1 to 1801 is
901Sum of all the odd numbers from 1 to 1801 are
811801The sum of all odd numbers is a perfect square: 811801 = 901
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
1799
Calculation was done in 0.0000071526 seconds
| The spelling of 1801 in words is "one thousand eight hundred one", meaning that: |
| 1801 is not an aban number (as it contains the letter a) |
| 1801 is not an eban number (as it contains the letter e) |
| 1801 is not an iban number (as it contains the letter i) |
| 1801 is not an oban number (as it contains the letter o) |
| 1801 is not a tban number (as it contains the letter t) |
| 1801 is not an uban number (as it contains the letter u) |
Calculation was done in 0.0000019073 seconds
| Bengali numerals | ১৮০১ |
| Eastern Arabic numerals | ١٬٨٠١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓆼𓍩𓏺 |
| Khmer numerals | ១៨០១ |
| Japanese numerals | 千八百一 |
| Roman numerals | MDCCCI |
| Thai numerals | ๑๘๐๑ |
Calculation was done in 0.0000610352 seconds
| Arabic | ألف و ثمانية مائة و واحد |
| Croatian | tisuću osamsto jedan |
| Czech | jedna tisíc osm set jeden |
| Danish | et tusind otte hundrede en |
| Dutch | duizend achthonderd en één |
| Estonian | akpe ɖeka alafa enyi kple ɖeka |
| Faroese | eitt tusin og áttahundraðogein |
| Filipino | isáng libó’t walóng daán at isá |
| Finnish | tuhatkahdeksansataayksi |
| French | mille huit cent un |
| Greek | χίλια οκτακόσια ένα |
| German | eintausendachthunderteins |
| Hebrew | אלף שמונה מאות ואחת |
| Hindi | एक हज़ार आठ सौ एक |
| Hungarian | ezernyolcszázegy |
| Icelandic | eitt þúsund og áttahundrað og einn |
| Indonesian | seribu delapan ratus satu |
| Italian | milleottocentouno |
| Japanese | 千八百一 |
| Korean | 천팔백일 |
| Latvian | tūkstoš astoņsimt viens |
| Lithuanian | tūkstantis aštuoni šimtai vienas |
| Norwegian | tusen åtte hundre og én |
| Persian | یک هزار و هشتصد و یک |
| Polish | tysiąc osiemset jeden |
| Portuguese | mil oitocentos e um |
| Romanian | una mie opt sute unu |
| Russian | одна тысяча восемьсот один |
| Serbian | једна хиљаду осамсто један |
| Slovak | jedna tisíc osemsto jeden |
| Slovene | tisuću osemsto ena |
| Spanish | mil ochocientos uno |
| Swahili | elfu moja, mia nane na moja |
| Swedish | entusenåttahundraen |
| Thai | หนึ่งพันแปดร้อยหนึ่ง |
| Turkish | bin sekiz yüz bir |
| Ukrainian | одна тисяча вісімсот один |
| Vietnamese | một nghìn tám trăm lẻ một |
Calculation was done in 0.0133571625 seconds
| Number 1801 reversed | 1081 |
| Unicode Character | U+0709 | ܉ |
| Unix Timestamp | Thu, 01 Jan 1970 00:30:01 +0000 |
Calculation was done in 0.0000219345 seconds
This page was generated in 0.02 seconds.