| Nominal | 28990 |
| Cardinal | twenty-eight thousand nine hundred ninety |
Cardinal twenty-eight thousand nine hundred ninety | |
| Ordinal | 28,990th |
| Number of digits | 5 |
| Sum of digits | 28 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 5 x 13 x 223 |
| Prime factors | 2, 5, 13, 223 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 243 |
| Product of prime factors | 28990 |
| Is 28990 a prime number? | No |
| Is 28990 a semiprime number? | No |
| Is 28990 a Chen prime number? | No |
| Is 28990 a Mersenne prime number? | No |
| Is 28990 a Catalan number? | No |
| Is 28990 a Fibonacci number? | No |
| Is 28990 a Idoneal number? | No |
| Square of 28990 (n2) | 840420100 |
| Cube of 28990 (n3) | 24363778699000 |
| Square root of 28990 | 170.26450011673 |
| Natural Logarithm (ln) of 28990 | 10.274706221916 |
| Decimal Logarithm (log) of 28990 | 4.462248215355 |
| Sine of 28990 | -0.57859688987385 |
| Cosecant of 28990 | -1.7283190032667 |
| Cosine of 28990 | 0.81561365794615 |
| Secant of 28990 | 1.2260706895446 |
| Tangent of 28990 | -0.70940068773597 |
| Cotangent of 28990 | -1.4096405843522 |
| The spelling of 28990 in words is "twenty-eight thousand nine hundred ninety", meaning that: |
| 28990 is not an aban number (as it contains the letter a) |
| 28990 is not an eban number (as it contains the letter e) |
| 28990 is not an iban number (as it contains the letter i) |
| 28990 is not an oban number (as it contains the letter o) |
| 28990 is not a tban number (as it contains the letter t) |
| 28990 is not an uban number (as it contains the letter u) |
| Bengali numerals | ২৮৯৯০ |
| Eastern Arabic numerals | ٢٨٬٩٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍪𓎎 |
| Khmer numerals | ២៨៩៩០ |
| Japanese numerals | 二万八千九百九十 |
| Roman numerals | n/a |
| Thai numerals | ๒๘๙๙๐ |
| Arabic | ثمانية و عشرون ألف و تسعة مائة و تسعون |
| Croatian | dvadeset i osam tisuća devetsto devedeset |
| Czech | dvacet osm tisíc devět set devadesát |
| Danish | otte og tyve tusinde ni hundrede halvfems |
| Dutch | achtentwintigduizend negenhonderdnegentig |
| Estonian | akpe blaeve vɔ enyi alafa asieke kple blaasieke |
| Faroese | tjúgoátta tusin og níggjuhundraðogníti |
| Filipino | dalawáng pû’t walóng libó’t siyám na daán at siyám na pû |
| Finnish | kaksikymmentäkahdeksantuhattayhdeksänsataayhdeksänkymmentä |
| French | vingt-huit mille neuf cent quatre-vingt-dix |
| Greek | είκοσι οκτώ χίλιάδες εννιακόσια εννενήντα |
| German | achtundzwanzigtausendneunhundertneunzig |
| Hebrew | עשרים ושמונה אלף תשע מאות תשעים |
| Hindi | अट्ठाईस हज़ार नौ सौ नब्बे |
| Hungarian | huszonnyolcezerkilencszázkilencven |
| Icelandic | tuttugu og átta þúsund og níuhundrað og níutíu |
| Indonesian | dua puluh delapan ribu sembilan ratus sembilan puluh |
| Italian | ventottomilanovecentonovanta |
| Japanese | 二万八千九百九十 |
| Korean | 이만 팔천구백구십 |
| Latvian | divdesmit astoņi tūkstoši deviņsimt deviņdesmit |
| Lithuanian | dvidešimt aštuoni tūkstančiai devyni šimtai devyniasdešimt |
| Norwegian | tjueåtte tusen ni hundre og nitti |
| Persian | بیست و هشت هزار و نهصد و نود |
| Polish | dwadzieścia osiem tysięcy dziewięćset dziewięćdziesiąt |
| Portuguese | vinte e oito mil novecentos e noventa |
| Romanian | douăzeci şi opt mii nouă sute nouăzeci |
| Russian | двадцать восемь тысяч девятьсот девяносто |
| Serbian | двадесет и осам хиљада деветсто деведесет |
| Slovak | dvadsaťosem tisíc deväťsto deväťdesiat |
| Slovene | dvaset osem tisuću devetsto devetdeset |
| Spanish | veintiocho mil novecientos noventa |
| Swahili | elfu ishirini na nane, mia tisa na tisini |
| Swedish | tjugoåttatusenniohundranittio |
| Thai | สองหมื่นแปดพันเก้าร้อยเก้าสิบ |
| Turkish | yirmi sekiz bin dokuz yüz doksan |
| Ukrainian | двадцять вісім тисяч девʼятсот девʼяносто |
| Vietnamese | hai mươi tám nghìn chín trăm chín mươi |
| Number 28990 reversed | 09982 | |
| Unicode Character | U+713E | 焾 |
| Unix Timestamp | Thu, 01 Jan 1970 08:03:10 +0000 | |