| Nominal | 43990 |
| Cardinal | forty-three thousand nine hundred ninety |
Cardinal forty-three thousand nine hundred ninety | |
| Ordinal | 43,990th |
| Number of digits | 5 |
| Sum of digits | 25 |
| Product of digits | 0 |
| Number parity | Even |
| Prime factorization | 2 x 5 x 53 x 83 |
| Prime factors | 2, 5, 53, 83 |
| Number of distinct prime factors ω(n) | 4 |
| Total number of prime factors Ω(n) | 4 |
| Sum of prime factors | 143 |
| Product of prime factors | 43990 |
| Is 43990 a prime number? | No |
| Is 43990 a semiprime number? | No |
| Is 43990 a Chen prime number? | No |
| Is 43990 a Mersenne prime number? | No |
| Is 43990 a Catalan number? | No |
| Is 43990 a Fibonacci number? | No |
| Is 43990 a Idoneal number? | No |
| Square of 43990 (n2) | 1935120100 |
| Cube of 43990 (n3) | 85125933199000 |
| Square root of 43990 | 209.73793171479 |
| Natural Logarithm (ln) of 43990 | 10.691717614343 |
| Decimal Logarithm (log) of 43990 | 4.6433539619769 |
| Sine of 43990 | 0.98860129688751 |
| Cosecant of 43990 | 1.0115301316601 |
| Cosine of 43990 | 0.15055721766935 |
| Secant of 43990 | 6.6419930939223 |
| Tangent of 43990 | 6.5662829865695 |
| Cotangent of 43990 | 0.15229316221146 |
| The spelling of 43990 in words is "forty-three thousand nine hundred ninety", meaning that: |
| 43990 is not an aban number (as it contains the letter a) |
| 43990 is not an eban number (as it contains the letter e) |
| 43990 is not an iban number (as it contains the letter i) |
| 43990 is not an oban number (as it contains the letter o) |
| 43990 is not a tban number (as it contains the letter t) |
| 43990 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪৩৯৯০ |
| Eastern Arabic numerals | ٤٣٬٩٩٠ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓆼𓆼𓆼𓍪𓎎 |
| Khmer numerals | ៤៣៩៩០ |
| Japanese numerals | 四万三千九百九十 |
| Roman numerals | n/a |
| Thai numerals | ๔๓๙๙๐ |
| Arabic | ثلاثة و أربعون ألف و تسعة مائة و تسعون |
| Croatian | četrdeset i tri tisuća devetsto devedeset |
| Czech | čtyřicet tři tisíc devět set devadesát |
| Danish | tre og fyrre tusinde ni hundrede halvfems |
| Dutch | drieenveertigduizend negenhonderdnegentig |
| Estonian | akpe blaene vɔ etɔ̃ alafa asieke kple blaasieke |
| Faroese | fýratitrý tusin og níggjuhundraðogníti |
| Filipino | ápat na pû’t tatlóng libó’t siyám na daán at siyám na pû |
| Finnish | neljäkymmentäkolmetuhattayhdeksänsataayhdeksänkymmentä |
| French | quarante-trois mille neuf cent quatre-vingt-dix |
| Greek | σαράντα τρεις χίλιάδες εννιακόσια εννενήντα |
| German | dreiundvierzigtausendneunhundertneunzig |
| Hebrew | ארבעים ושלושה אלף תשע מאות תשעים |
| Hindi | तैंतालीस हज़ार नौ सौ नब्बे |
| Hungarian | negyvenháromezerkilencszázkilencven |
| Icelandic | fjörutíu og þrjú þúsund og níuhundrað og níutíu |
| Indonesian | empat puluh tiga ribu sembilan ratus sembilan puluh |
| Italian | quarantatremilanovecentonovanta |
| Japanese | 四万三千九百九十 |
| Korean | 사만 삼천구백구십 |
| Latvian | četrdesmit trīs tūkstoši deviņsimt deviņdesmit |
| Lithuanian | keturiasdešimt trys tūkstančiai devyni šimtai devyniasdešimt |
| Norwegian | førtitre tusen ni hundre og nitti |
| Persian | چهل و سه هزار و نهصد و نود |
| Polish | czterdzieści trzy tysiące dziewięćset dziewięćdziesiąt |
| Portuguese | quarenta e três mil novecentos e noventa |
| Romanian | patruzeci şi trei mii nouă sute nouăzeci |
| Russian | сорок три тысячи девятьсот девяносто |
| Serbian | четрдесет и три хиљада деветсто деведесет |
| Slovak | štyridsaťtri tisíc deväťsto deväťdesiat |
| Slovene | štirideset tri tisuću devetsto devetdeset |
| Spanish | cuarenta y tres mil novecientos noventa |
| Swahili | elfu arobaini na tatu, mia tisa na tisini |
| Swedish | fyrtiotretusenniohundranittio |
| Thai | สี่หมื่นสามพันเก้าร้อยเก้าสิบ |
| Turkish | kırk üç bin dokuz yüz doksan |
| Ukrainian | сорок три тисячі девʼятсот девʼяносто |
| Vietnamese | bốn mươi ba nghìn chín trăm chín mươi |
| Number 43990 reversed | 09934 | |
| Unicode Character | U+ABD6 | ꯖ |
| Unix Timestamp | Thu, 01 Jan 1970 12:13:10 +0000 | |