| Nominal | 28140 |
| Cardinal | twenty-eight thousand one hundred forty |
Cardinal twenty-eight thousand one hundred forty | |
| Ordinal | 28,140th |
| Number of digits | 5 |
| Sum of digits | 15 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 3 x 5 x 7 x 67 |
| Prime factorization in exponent form | 22 x 3 x 5 x 7 x 67 |
| Prime factors | 2, 3, 5, 7, 67 |
| Number of distinct prime factors ω(n) | 5 |
| Total number of prime factors Ω(n) | 6 |
| Sum of prime factors | 84 |
| Product of prime factors | 14070 |
| Is 28140 a prime number? | No |
| Is 28140 a semiprime number? | No |
| Is 28140 a Chen prime number? | No |
| Is 28140 a Mersenne prime number? | No |
| Is 28140 a Catalan number? | No |
| Is 28140 a Fibonacci number? | No |
| Is 28140 a Idoneal number? | No |
| Square of 28140 (n2) | 791859600 |
| Cube of 28140 (n3) | 22282929144000 |
| Square root of 28140 | 167.74981371078 |
| Natural Logarithm (ln) of 28140 | 10.244947330668 |
| Decimal Logarithm (log) of 28140 | 4.4493240930987 |
| Sine of 28140 | -0.68499861385336 |
| Cosecant of 28140 | -1.4598569687238 |
| Cosine of 28140 | -0.72854436997274 |
| Secant of 28140 | -1.3725999969465 |
| Tangent of 28140 | 0.94022909528351 |
| Cotangent of 28140 | 1.0635705755292 |
| The spelling of 28140 in words is "twenty-eight thousand one hundred forty", meaning that: |
| 28140 is not an aban number (as it contains the letter a) |
| 28140 is not an eban number (as it contains the letter e) |
| 28140 is not an iban number (as it contains the letter i) |
| 28140 is not an oban number (as it contains the letter o) |
| 28140 is not a tban number (as it contains the letter t) |
| 28140 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২৮১৪০ |
| Eastern Arabic numerals | ٢٨٬١٤٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎉 |
| Khmer numerals | ២៨១៤០ |
| Japanese numerals | 二万八千百四十 |
| Roman numerals | n/a |
| Thai numerals | ๒๘๑๔๐ |
| Arabic | ثمانية و عشرون ألف و مائة و أربعون |
| Croatian | dvadeset i osam tisuća sto četrdeset |
| Czech | dvacet osm tisíc sto čtyřicet |
| Danish | otte og tyve tusinde et hundrede fyrre |
| Dutch | achtentwintigduizend honderdveertig |
| Estonian | akpe blaeve vɔ enyi alafa ɖeka kple blaene |
| Faroese | tjúgoátta tusin og eitthundraðogfýrati |
| Filipino | dalawáng pû’t walóng libó’t isáng daán at ápat na pû |
| Finnish | kaksikymmentäkahdeksantuhattasataneljäkymmentä |
| French | vingt-huit mille cent quarante |
| Greek | είκοσι οκτώ χίλιάδες εκατόν σαράντα |
| German | achtundzwanzigtausendeinhundertvierzig |
| Hebrew | עשרים ושמונה אלף מאה ארבעים |
| Hindi | अट्ठाईस हज़ार एक सौ चालीस |
| Hungarian | huszonnyolcezerszáznegyven |
| Icelandic | tuttugu og átta þúsund og eitthundrað og fjörutíu |
| Indonesian | dua puluh delapan ribu seratus empat puluh |
| Italian | ventottomilacentoquaranta |
| Japanese | 二万八千百四十 |
| Korean | 이만 팔천백사십 |
| Latvian | divdesmit astoņi tūkstoši simt četrdesmit |
| Lithuanian | dvidešimt aštuoni tūkstančiai šimtas keturiasdešimt |
| Norwegian | tjueåtte tusen hundre og førti |
| Persian | بیست و هشت هزار و صد و چهل |
| Polish | dwadzieścia osiem tysięcy sto czterdzieści |
| Portuguese | vinte e oito mil cento e quarenta |
| Romanian | douăzeci şi opt mii una sută patruzeci |
| Russian | двадцать восемь тысяч сто сорок |
| Serbian | двадесет и осам хиљада сто четрдесет |
| Slovak | dvadsaťosem tisíc jednasto štyridsať |
| Slovene | dvaset osem tisuću sto štirideset |
| Spanish | veintiocho mil ciento cuarenta |
| Swahili | elfu ishirini na nane, mia moja na arobaini |
| Swedish | tjugoåttatusenenhundrafyrtio |
| Thai | สองหมื่นแปดพันหนึ่งร้อยสี่สิบ |
| Turkish | yirmi sekiz bin yüz kırk |
| Ukrainian | двадцять вісім тисяч сто сорок |
| Vietnamese | hai mươi tám nghìn một trăm bốn mươi |
| Number 28140 reversed | 04182 | |
| Unicode Character | U+6DEC | 淬 |
| Unix Timestamp | Thu, 01 Jan 1970 07:49:00 +0000 | |