| Nominal | 11855 |
| Cardinal | eleven thousand eight hundred fifty-five |
Cardinal eleven thousand eight hundred fifty-five | |
| Ordinal | 11,855th |
| Number of digits | 5 |
| Sum of digits | 20 |
| Product of digits | 200 |
| Number parity | Odd |
| Prime factorization | 5 x 2371 |
| Prime factors | 5, 2371 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 2376 |
| Product of prime factors | 11855 |
| Is 11855 a prime number? | No |
| Is 11855 a semiprime number? | Yes |
| Is 11855 a Chen prime number? | No |
| Is 11855 a Mersenne prime number? | No |
| Is 11855 a Catalan number? | No |
| Is 11855 a Fibonacci number? | No |
| Is 11855 a Idoneal number? | No |
| Square of 11855 (n2) | 140541025 |
| Cube of 11855 (n3) | 1666113851375 |
| Square root of 11855 | 108.88066862396 |
| Natural Logarithm (ln) of 11855 | 9.3805049984995 |
| Decimal Logarithm (log) of 11855 | 4.0739015583142 |
| Sine of 11855 | -0.98004239671733 |
| Cosecant of 11855 | -1.0203640203215 |
| Cosine of 11855 | 0.19878858276207 |
| Secant of 11855 | 5.0304699903057 |
| Tangent of 11855 | -4.9300738659138 |
| Cotangent of 11855 | -0.20283671750112 |
| The spelling of 11855 in words is "eleven thousand eight hundred fifty-five", meaning that: |
| 11855 is not an aban number (as it contains the letter a) |
| 11855 is not an eban number (as it contains the letter e) |
| 11855 is not an iban number (as it contains the letter i) |
| 11855 is not an oban number (as it contains the letter o) |
| 11855 is not a tban number (as it contains the letter t) |
| 11855 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১১৮৫৫ |
| Eastern Arabic numerals | ١١٬٨٥٥ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓍩𓎊𓏾 |
| Khmer numerals | ១១៨៥៥ |
| Japanese numerals | 一万千八百五十五 |
| Roman numerals | n/a |
| Thai numerals | ๑๑๘๕๕ |
| Arabic | إحدى عشر ألف و ثمانية مائة و خمسة و خمسون |
| Croatian | jedanaest tisuća osamsto pedeset i pet |
| Czech | jedenáct tisíc osm set padesát pět |
| Danish | elleve tusinde otte hundrede fem og halvtreds |
| Dutch | elfduizend achthonderdvijfenvijftig |
| Estonian | akpe wuiɖekɛ alafa enyi blaatɔ̃ vɔ atɔ̃ |
| Faroese | ellivu tusin og áttahundraðogfimmtifimm |
| Filipino | labíng-isáng libó’t walóng daán at limáng pû’t limá |
| Finnish | yksitoistatuhattakahdeksansataaviisikymmentäviisi |
| French | onze mille huit cent cinquante-cinq |
| Greek | έντεκα χίλιάδες οκτακόσια πενήντα πέντε |
| German | elftausendachthundertfünfundfünfzig |
| Hebrew | אחד עשר אלף שמונה מאות חמישים וחמש |
| Hindi | ग्यारह हज़ार आठ सौ पचपन |
| Hungarian | tizenegyezernyolcszázötvenöt |
| Icelandic | ellefu þúsund og áttahundrað og fimmtíu og fimm |
| Indonesian | sebelas ribu delapan ratus lima puluh lima |
| Italian | undicimilaottocentocinquantacinque |
| Japanese | 一万千八百五十五 |
| Korean | 만 천팔백오십오 |
| Latvian | vienpadsmit tūkstoši astoņsimt piecdesmit pieci |
| Lithuanian | vienuolika tūkstančių aštuoni šimtai penkiasdešimt penki |
| Norwegian | elleve tusen åtte hundre og femtifem |
| Persian | یازده هزار و هشتصد و پنجاه و پنج |
| Polish | jedenaście tysięcy osiemset pięćdziesiąt pięć |
| Portuguese | onze mil oitocentos e cinquenta e cinco |
| Romanian | unsprezece mii opt sute cincizeci şi cinci |
| Russian | одиннадцать тысяч восемьсот пятьдесят пять |
| Serbian | једанаест хиљада осамсто педесет и пет |
| Slovak | jedenásť tisíc osemsto päťdesiatpäť |
| Slovene | enajst tisuću osemsto petdeset pet |
| Spanish | once mil ochocientos cincuenta y cinco |
| Swahili | elfu kumi na moja, mia nane na hamsini na tano |
| Swedish | elvatusenåttahundrafemtiofem |
| Thai | หนึ่งหมื่นหนึ่งพันแปดร้อยห้าสิบห้า |
| Turkish | on bir bin sekiz yüz elli beş |
| Ukrainian | одинадцять тисяч вісімсот пʼятдесят пʼять |
| Vietnamese | mười một nghìn tám trăm năm mươi lăm |
| Number 11855 reversed | 55811 | |
| Unicode Character | U+2E4F | ⹏ |
| Unix Timestamp | Thu, 01 Jan 1970 03:17:35 +0000 | |