| Nominal | 42123 |
| Cardinal | forty-two thousand one hundred twenty-three |
Cardinal forty-two thousand one hundred twenty-three | |
| Ordinal | 42,123rd |
| Number of digits | 5 |
| Sum of digits | 12 |
| Product of digits | 48 |
| Number parity | Odd |
| Prime factorization | 3 x 19 x 739 |
| Prime factors | 3, 19, 739 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 3 |
| Sum of prime factors | 761 |
| Product of prime factors | 42123 |
| Is 42123 a prime number? | No |
| Is 42123 a semiprime number? | No |
| Is 42123 a Chen prime number? | No |
| Is 42123 a Mersenne prime number? | No |
| Is 42123 a Catalan number? | No |
| Is 42123 a Fibonacci number? | No |
| Is 42123 a Idoneal number? | No |
| Square of 42123 (n2) | 1774347129 |
| Cube of 42123 (n3) | 74740824114867 |
| Square root of 42123 | 205.23888520453 |
| Natural Logarithm (ln) of 42123 | 10.648349188783 |
| Decimal Logarithm (log) of 42123 | 4.6245192940673 |
| Sine of 42123 | 0.50181918643326 |
| Cosecant of 42123 | 1.9927496338026 |
| Cosine of 42123 | 0.86497254530272 |
| Secant of 42123 | 1.1561060584299 |
| Tangent of 42123 | 0.58015620167185 |
| Cotangent of 42123 | 1.7236737229013 |
| The spelling of 42123 in words is "forty-two thousand one hundred twenty-three", meaning that: |
| 42123 is not an aban number (as it contains the letter a) |
| 42123 is not an eban number (as it contains the letter e) |
| 42123 is an iban number (a number without the letter i) |
| 42123 is not an oban number (as it contains the letter o) |
| 42123 is not a tban number (as it contains the letter t) |
| 42123 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৪২১২৩ |
| Eastern Arabic numerals | ٤٢٬١٢٣ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓆼𓆼𓍢𓎇𓏼 |
| Khmer numerals | ៤២១២៣ |
| Japanese numerals | 四万二千百二十三 |
| Roman numerals | n/a |
| Thai numerals | ๔๒๑๒๓ |
| Arabic | إثنان و أربعون ألف و مائة و ثلاثة و عشرون |
| Croatian | četrdeset i dvije tisuća sto dvadeset i tri |
| Czech | čtyřicet dvě tisíc sto dvacet tři |
| Danish | to og fyrre tusinde et hundrede tre og tyve |
| Dutch | tweeenveertigduizend honderddrieentwintig |
| Estonian | akpe blaene vɔ eve alafa ɖeka blaeve vɔ etɔ̃ |
| Faroese | fýratitvey tusin og eitthundraðogtjúgotríggir |
| Filipino | ápat na pû’t dalawáng libó’t isáng daán at dalawáng pû’t tatló |
| Finnish | neljäkymmentäkaksituhattasatakaksikymmentäkolme |
| French | quarante-deux mille cent vingt-trois |
| Greek | σαράντα δύο χίλιάδες εκατόν είκοσι τρία |
| German | zweiundvierzigtausendeinhundertdreiundzwanzig |
| Hebrew | ארבעים ושניים אלף מאה עשרים ושלוש |
| Hindi | बयालीस हज़ार एक सौ तेईस |
| Hungarian | negyvenkettőezerszázhuszonhárom |
| Icelandic | fjörutíu og tvö þúsund og eitthundrað og tuttugu og þrír |
| Indonesian | empat puluh dua ribu seratus dua puluh tiga |
| Italian | quarantaduemilacentoventitre |
| Japanese | 四万二千百二十三 |
| Korean | 사만 이천백이십삼 |
| Latvian | četrdesmit divi tūkstoši simt divdesmit trīs |
| Lithuanian | keturiasdešimt du tūkstančiai šimtas dvidešimt trys |
| Norwegian | førtito tusen hundre og tjuetre |
| Persian | چهل و دو هزار و صد و بیست و سه |
| Polish | czterdzieści dwa tysiące sto dwadzieścia trzy |
| Portuguese | quarenta e dois mil cento e vinte e três |
| Romanian | patruzeci şi două mii una sută douăzeci şi trei |
| Russian | сорок две тысячи сто двадцать три |
| Serbian | четрдесет и две хиљада сто двадесет и три |
| Slovak | štyridsaťdve tisíc jednasto dvadsaťtri |
| Slovene | štirideset dvije tisuću sto dvaset tri |
| Spanish | cuarenta y dos mil ciento veintitres |
| Swahili | elfu arobaini na mbili, mia moja na ishirini na tatu |
| Swedish | fyrtiotvåtusenenhundratjugotre |
| Thai | สี่หมื่นสองพันหนึ่งร้อยยี่สิบสาม |
| Turkish | kırk iki bin yüz yirmi üç |
| Ukrainian | сорок дві тисячі сто двадцять три |
| Vietnamese | bốn mươi hai nghìn một trăm hai mươi ba |
| Number 42123 reversed | 32124 | |
| Unicode Character | U+A48B | ꒋ |
| Unix Timestamp | Thu, 01 Jan 1970 11:42:03 +0000 | |