| Nominal | 53121 |
| Cardinal | fifty-three thousand one hundred twenty-one |
Cardinal fifty-three thousand one hundred twenty-one | |
| Ordinal | 53,121st |
| Number of digits | 5 |
| Sum of digits | 12 |
| Product of digits | 30 |
| Number parity | Odd |
| Prime factorization | 3 x 17707 |
| Prime factors | 3, 17707 |
| Number of distinct prime factors ω(n) | 2 |
| Total number of prime factors Ω(n) | 2 |
| Sum of prime factors | 17710 |
| Product of prime factors | 53121 |
| Is 53121 a prime number? | No |
| Is 53121 a semiprime number? | Yes |
| Is 53121 a Chen prime number? | No |
| Is 53121 a Mersenne prime number? | No |
| Is 53121 a Catalan number? | No |
| Is 53121 a Fibonacci number? | No |
| Is 53121 a Idoneal number? | No |
| Square of 53121 (n2) | 2821840641 |
| Cube of 53121 (n3) | 149898996690561 |
| Square root of 53121 | 230.47993405067 |
| Natural Logarithm (ln) of 53121 | 10.880327609274 |
| Decimal Logarithm (log) of 53121 | 4.7252662420074 |
| Sine of 53121 | 0.18903521060896 |
| Cosecant of 53121 | 5.2900197628717 |
| Cosine of 53121 | -0.98197030970902 |
| Secant of 53121 | -1.0183607285401 |
| Tangent of 53121 | -0.19250603479546 |
| Cotangent of 53121 | -5.1946423449139 |
| The spelling of 53121 in words is "fifty-three thousand one hundred twenty-one", meaning that: |
| 53121 is not an aban number (as it contains the letter a) |
| 53121 is not an eban number (as it contains the letter e) |
| 53121 is not an iban number (as it contains the letter i) |
| 53121 is not an oban number (as it contains the letter o) |
| 53121 is not a tban number (as it contains the letter t) |
| 53121 is not an uban number (as it contains the letter u) |
| Bengali numerals | ৫৩১২১ |
| Eastern Arabic numerals | ٥٣٬١٢١ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓂭𓂭𓂭𓂭𓆼𓆼𓆼𓍢𓎇𓏺 |
| Khmer numerals | ៥៣១២១ |
| Japanese numerals | 五万三千百二十一 |
| Roman numerals | n/a |
| Thai numerals | ๕๓๑๒๑ |
| Arabic | ثلاثة و خمسون ألف و مائة و واحد و عشرون |
| Croatian | pedeset i tri tisuća sto dvadeset i jedan |
| Czech | padesát tři tisíc sto dvacet jeden |
| Danish | tre og halvtreds tusinde et hundrede en og tyve |
| Dutch | drieenvijftigduizend honderdéénentwintig |
| Estonian | akpe blaatɔ̃ vɔ etɔ̃ alafa ɖeka blaeve vɔ ɖekɛ |
| Faroese | fimmtitrý tusin og eitthundraðogtjúgoein |
| Filipino | limáng pû’t tatlóng libó’t isáng daán at dalawáng pû’t isá |
| Finnish | viisikymmentäkolmetuhattasatakaksikymmentäyksi |
| French | cinquante-trois mille cent vingt et un |
| Greek | πενήντα τρεις χίλιάδες εκατόν είκοσι ένα |
| German | dreiundfünfzigtausendeinhunderteinundzwanzig |
| Hebrew | חמישים ושלושה אלף מאה עשרים ואחת |
| Hindi | तिरेपन हज़ार एक सौ इक्कीस |
| Hungarian | ötvenháromezerszázhuszonegy |
| Icelandic | fimmtíu og þrjú þúsund og eitthundrað og tuttugu og einn |
| Indonesian | lima puluh tiga ribu seratus dua puluh satu |
| Italian | cinquantatremilacentoventuno |
| Japanese | 五万三千百二十一 |
| Korean | 오만 삼천백이십일 |
| Latvian | piecdesmit trīs tūkstoši simt divdesmit viens |
| Lithuanian | penkiasdešimt trys tūkstančiai šimtas dvidešimt vienas |
| Norwegian | femtitre tusen hundre og tjueén |
| Persian | پنجاه و سه هزار و صد و بیست و یک |
| Polish | pięćdziesiąt trzy tysiące sto dwadzieścia jeden |
| Portuguese | cinquenta e três mil cento e vinte e um |
| Romanian | cincizeci şi trei mii una sută douăzeci şi unu |
| Russian | пятьдесят три тысячи сто двадцать один |
| Serbian | педесет и три хиљада сто двадесет и један |
| Slovak | päťdesiattri tisíc jednasto dvadsaťjeden |
| Slovene | petdeset tri tisuću sto dvaset ena |
| Spanish | cincuenta y tres mil ciento veintiuno |
| Swahili | elfu hamsini na tatu, mia moja na ishirini na moja |
| Swedish | femtiotretusenenhundratjugoen |
| Thai | ห้าหมื่นสามพันหนึ่งร้อยยี่สิบเอ็ด |
| Turkish | elli üç bin yüz yirmi bir |
| Ukrainian | пʼятдесят три тисячі сто двадцять один |
| Vietnamese | năm mươi ba nghìn một trăm hai mươi mốt |
| Number 53121 reversed | 12135 | |
| Unicode Character | U+CF81 | 쾁 |
| Unix Timestamp | Thu, 01 Jan 1970 14:45:21 +0000 | |