| Nominal | 13421 |
| Cardinal | thirteen thousand four hundred twenty-one |
Cardinal thirteen thousand four hundred twenty-one | |
| Ordinal | 13,421st |
| Number of digits | 5 |
| Sum of digits | 11 |
| Product of digits | 24 |
| Number parity | Odd |
| Prime factorization | 13421 |
| Prime factors | 13421 |
| Number of distinct prime factors ω(n) | 1 |
| Total number of prime factors Ω(n) | 1 |
| Sum of prime factors | 13421 |
| Product of prime factors | 13421 |
| Is 13421 a prime number? | Yes |
| Is 13421 a semiprime number? | No |
| Is 13421 a Chen prime number? | Yes |
| Is 13421 a Mersenne prime number? | No |
| Is 13421 a Catalan number? | No |
| Is 13421 a Fibonacci number? | No |
| Is 13421 a Idoneal number? | No |
| Square of 13421 (n2) | 180123241 |
| Cube of 13421 (n3) | 2417434017461 |
| Square root of 13421 | 115.84903970254 |
| Natural Logarithm (ln) of 13421 | 9.5045759233978 |
| Decimal Logarithm (log) of 13421 | 4.1277848763622 |
| Sine of 13421 | 0.11592265243178 |
| Cosecant of 13421 | 8.6264416748792 |
| Cosine of 13421 | 0.9932582436875 |
| Secant of 13421 | 1.006787516092 |
| Tangent of 13421 | 0.11670947930058 |
| Cotangent of 13421 | 8.5682843072632 |
| The spelling of 13421 in words is "thirteen thousand four hundred twenty-one", meaning that: |
| 13421 is not an aban number (as it contains the letter a) |
| 13421 is not an eban number (as it contains the letter e) |
| 13421 is not an iban number (as it contains the letter i) |
| 13421 is not an oban number (as it contains the letter o) |
| 13421 is not a tban number (as it contains the letter t) |
| 13421 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৩৪২১ |
| Eastern Arabic numerals | ١٣٬٤٢١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓆼𓆼𓍥𓎇𓏺 |
| Khmer numerals | ១៣៤២១ |
| Japanese numerals | 一万三千四百二十一 |
| Roman numerals | n/a |
| Thai numerals | ๑๓๔๒๑ |
| Arabic | ثلاثة عشر ألف و أربعة مائة و واحد و عشرون |
| Croatian | trinaest tisuća četiristo dvadeset i jedan |
| Czech | třináct tisíc čtyři sta dvacet jeden |
| Danish | tretten tusinde fire hundrede en og tyve |
| Dutch | dertienduizend vierhonderdéénentwintig |
| Estonian | akpe wuietɔ̃ alafa ene blaeve vɔ ɖekɛ |
| Faroese | trettan tusin og fýrehundraðogtjúgoein |
| Filipino | labíng-tatlóng libó’t ápat na daán at dalawáng pû’t isá |
| Finnish | kolmetoistatuhattaneljäsataakaksikymmentäyksi |
| French | treize mille quatre cent vingt et un |
| Greek | δεκατρεις χίλιάδες τετρακόσια είκοσι ένα |
| German | dreizehntausendvierhunderteinundzwanzig |
| Hebrew | שלושה עשר אלף ארבע מאות עשרים ואחת |
| Hindi | तेरह हज़ार चार सौ इक्कीस |
| Hungarian | tizenháromezernégyszázhuszonegy |
| Icelandic | þrettán þúsund og fjögurhundrað og tuttugu og einn |
| Indonesian | tiga belas ribu empat ratus dua puluh satu |
| Italian | tredicimilaquattrocentoventuno |
| Japanese | 一万三千四百二十一 |
| Korean | 만 삼천사백이십일 |
| Latvian | trīspadsmit tūkstoši četrsimt divdesmit viens |
| Lithuanian | trylika tūkstančių keturi šimtai dvidešimt vienas |
| Norwegian | tretten tusen fire hundre og tjueén |
| Persian | سیزده هزار و چهارصد و بیست و یک |
| Polish | trzynaście tysięcy czterysta dwadzieścia jeden |
| Portuguese | treze mil quatrocentos e vinte e um |
| Romanian | treisprezece mii patru sute douăzeci şi unu |
| Russian | тринадцать тысяч четыреста двадцать один |
| Serbian | тринаест хиљада четиристо двадесет и један |
| Slovak | trinásť tisíc štyristo dvadsaťjeden |
| Slovene | trinajst tisuću štiristo dvaset ena |
| Spanish | trece mil cuatrocientos veintiuno |
| Swahili | elfu kumi na tatu, mia nne na ishirini na moja |
| Swedish | trettontusenfyrahundratjugoen |
| Thai | หนึ่งหมื่นสามพันสี่ร้อยยี่สิบเอ็ด |
| Turkish | on üç bin dört yüz yirmi bir |
| Ukrainian | тринадцять тисяч чотириста двадцять один |
| Vietnamese | mười ba nghìn bốn trăm hai mươi mốt |
| Number 13421 reversed | 12431 | |
| Unicode Character | U+346D | 㑭 |
| Unix Timestamp | Thu, 01 Jan 1970 03:43:41 +0000 | |