| Nominal | 49990 |
| Cardinal | forty-nine thousand nine hundred ninety |
Cardinal forty-nine thousand nine hundred ninety | |
| Ordinal | 49,990th |
| Number of digits | 5 |
| Sum of digits | 31 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 5 x 4999 |
| Prime factors | 2, 5, 4999 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 3 |
| Sum of prime factors | 5006 |
| Product of prime factors | 49990 |
| Is 49990 a prime number? | No |
| Is 49990 a semiprime number? | No |
| Is 49990 a Chen prime number? | No |
| Is 49990 a Mersenne prime number? | No |
| Is 49990 a Catalan number? | No |
| Is 49990 a Fibonacci number? | No |
| Is 49990 a Idoneal number? | No |
| Square of 49990 (n2) | 2499000100 |
| Cube of 49990 (n3) | 124925014999000 |
| Square root of 49990 | 223.58443595206 |
| Natural Logarithm (ln) of 49990 | 10.819578264408 |
| Decimal Logarithm (log) of 49990 | 4.6988831367526 |
| Sine of 49990 | 0.82921183164108 |
| Cosecant of 49990 | 1.2059644614826 |
| Cosine of 49990 | 0.55893446688001 |
| Secant of 49990 | 1.7891185089766 |
| Tangent of 49990 | 1.4835582358514 |
| Cotangent of 49990 | 0.674055103355 |
| The spelling of 49990 in words is "forty-nine thousand nine hundred ninety", meaning that: |
| 49990 is not an aban number (as it contains the letter a) |
| 49990 is not an eban number (as it contains the letter e) |
| 49990 is not an iban number (as it contains the letter i) |
| 49990 is not an oban number (as it contains the letter o) |
| 49990 is not a tban number (as it contains the letter t) |
| 49990 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪৯৯৯০ |
| Eastern Arabic numerals | ٤٩٬٩٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍪𓎎 |
| Khmer numerals | ៤៩៩៩០ |
| Japanese numerals | 四万九千九百九十 |
| Roman numerals | n/a |
| Thai numerals | ๔๙๙๙๐ |
| Arabic | تسعة و أربعون ألف و تسعة مائة و تسعون |
| Croatian | četrdeset i devet tisuća devetsto devedeset |
| Czech | čtyřicet devět tisíc devět set devadesát |
| Danish | ni og fyrre tusinde ni hundrede halvfems |
| Dutch | negenenveertigduizend negenhonderdnegentig |
| Estonian | akpe blaene vɔ asieke alafa asieke kple blaasieke |
| Faroese | fýratiníggju tusin og níggjuhundraðogníti |
| Filipino | ápat na pû’t siyám na libó’t siyám na daán at siyám na pû |
| Finnish | neljäkymmentäyhdeksäntuhattayhdeksänsataayhdeksänkymmentä |
| French | quarante-neuf mille neuf cent quatre-vingt-dix |
| Greek | σαράντα εννέα χίλιάδες εννιακόσια εννενήντα |
| German | neunundvierzigtausendneunhundertneunzig |
| Hebrew | ארבעים ותשעה אלף תשע מאות תשעים |
| Hindi | उनचास हज़ार नौ सौ नब्बे |
| Hungarian | negyvenkilencezerkilencszázkilencven |
| Icelandic | fjörutíu og níu þúsund og níuhundrað og níutíu |
| Indonesian | empat puluh sembilan ribu sembilan ratus sembilan puluh |
| Italian | quarantanovemilanovecentonovanta |
| Japanese | 四万九千九百九十 |
| Korean | 사만 구천구백구십 |
| Latvian | četrdesmit deviņi tūkstoši deviņsimt deviņdesmit |
| Lithuanian | keturiasdešimt devyni tūkstančiai devyni šimtai devyniasdešimt |
| Norwegian | førtini tusen ni hundre og nitti |
| Persian | چهل و نه هزار و نهصد و نود |
| Polish | czterdzieści dziewięć tysięcy dziewięćset dziewięćdziesiąt |
| Portuguese | quarenta e nove mil novecentos e noventa |
| Romanian | patruzeci şi nouă mii nouă sute nouăzeci |
| Russian | сорок девять тысяч девятьсот девяносто |
| Serbian | четрдесет и девет хиљада деветсто деведесет |
| Slovak | štyridsaťdeväť tisíc deväťsto deväťdesiat |
| Slovene | štirideset devet tisuću devetsto devetdeset |
| Spanish | cuarenta y nueve mil novecientos noventa |
| Swahili | elfu arobaini na tisa, mia tisa na tisini |
| Swedish | fyrtioniotusenniohundranittio |
| Thai | สี่หมื่นเก้าพันเก้าร้อยเก้าสิบ |
| Turkish | kırk dokuz bin dokuz yüz doksan |
| Ukrainian | сорок девʼять тисяч девʼятсот девʼяносто |
| Vietnamese | bốn mươi chín nghìn chín trăm chín mươi |
| Number 49990 reversed | 09994 | |
| Unicode Character | U+C346 | 썆 |
| Unix Timestamp | Thu, 01 Jan 1970 13:53:10 +0000 | |