| Nominal | 16668 |
| Cardinal | sixteen thousand six hundred sixty-eight |
Cardinal sixteen thousand six hundred sixty-eight | |
| Ordinal | 16,668th |
| Number of digits | 5 |
| Sum of digits | 27 |
| Product of digits | 1728 |
| Number parity | Even |
| Prime factorization | 2 x 2 x 3 x 3 x 463 |
| Prime factorization in exponent form | 22 x 32 x 463 |
| Prime factors | 2, 3, 463 |
| Number of distinct prime factors ω(n) | 3 |
| Total number of prime factors Ω(n) | 5 |
| Sum of prime factors | 468 |
| Product of prime factors | 2778 |
| Is 16668 a prime number? | No |
| Is 16668 a semiprime number? | No |
| Is 16668 a Chen prime number? | No |
| Is 16668 a Mersenne prime number? | No |
| Is 16668 a Catalan number? | No |
| Is 16668 a Fibonacci number? | No |
| Is 16668 a Idoneal number? | No |
| Square of 16668 (n2) | 277822224 |
| Cube of 16668 (n3) | 4630740829632 |
| Square root of 16668 | 129.1046087481 |
| Natural Logarithm (ln) of 16668 | 9.7212459925423 |
| Decimal Logarithm (log) of 16668 | 4.2218834917852 |
| Sine of 16668 | -0.96100667993175 |
| Cosecant of 16668 | -1.040575493264 |
| Cosine of 16668 | 0.27652515459999 |
| Secant of 16668 | 3.6163075342877 |
| Tangent of 16668 | -3.475295697138 |
| Cotangent of 16668 | -0.28774529914779 |
| The spelling of 16668 in words is "sixteen thousand six hundred sixty-eight", meaning that: |
| 16668 is not an aban number (as it contains the letter a) |
| 16668 is not an eban number (as it contains the letter e) |
| 16668 is not an iban number (as it contains the letter i) |
| 16668 is not an oban number (as it contains the letter o) |
| 16668 is not a tban number (as it contains the letter t) |
| 16668 is not an uban number (as it contains the letter u) |
| Bengali numerals | ১৬৬৬৮ |
| Eastern Arabic numerals | ١٦٬٦٦٨ |
| Hieroglyphs numeralsused in Ancient Egypt | 𓂭𓆼𓆼𓆼𓆼𓆼𓆼𓍧𓎋𓐁 |
| Khmer numerals | ១៦៦៦៨ |
| Japanese numerals | 一万六千六百六十八 |
| Roman numerals | n/a |
| Thai numerals | ๑๖๖๖๘ |
| Arabic | ستة عشر ألف و ستة مائة و ثمانية و ستون |
| Croatian | šesnaest tisuća šeststo šezdeset i osam |
| Czech | šestnáct tisíc šest set šedesát osm |
| Danish | seksten tusinde seks hundrede otte og tres |
| Dutch | zestienduizend zeshonderdachtenzestig |
| Estonian | akpe wuiade alafa ade blaade vɔ enyi |
| Faroese | sekstan tusin og sekshundraðogsekstiátta |
| Filipino | labíng-anim na libó’t anim na daán at anim na pû’t waló |
| Finnish | kuusitoistatuhattakuusisataakuusikymmentäkahdeksan |
| French | seize mille six cent soixante-huit |
| Greek | δεκαέξι χίλιάδες εξακόσια εξήντα οκτώ |
| German | sechzehntausendsechshundertachtundsechzig |
| Hebrew | שישה עשר אלף שש מאות שישים ושמונה |
| Hindi | सोलह हज़ार छह सौ अड़सठ |
| Hungarian | tizenhatezerhatszázhatvannyolc |
| Icelandic | sextán þúsund og sexhundrað og sextíu og átta |
| Indonesian | enam belas ribu enam ratus enam puluh delapan |
| Italian | sedicimilaseicentosessantotto |
| Japanese | 一万六千六百六十八 |
| Korean | 만 육천육백육십팔 |
| Latvian | sešpadsmit tūkstoši sešsimt sešdesmit astoņi |
| Lithuanian | šešiolika tūkstančių šeši šimtai šešiasdešimt aštuoni |
| Norwegian | seksten tusen seks hundre og sekstiåtte |
| Persian | شانزده هزار و ششصد و شصت و هشت |
| Polish | szesnaście tysięcy sześćset sześćdziesiąt osiem |
| Portuguese | dezesseis mil seiscentos e sessenta e oito |
| Romanian | şasesprezece mii şase sute şasezeci şi opt |
| Russian | шестнадцать тысяч шестьсот шестьдесят восемь |
| Serbian | шеснаест хиљада шестсто шездесет и осам |
| Slovak | šestnásť tisíc šesťsto šesťdesiatosem |
| Slovene | šestnajst tisuću šesto šestdeset osem |
| Spanish | dieciseis mil seiscientos sesenta y ocho |
| Swahili | elfu kumi na sita, mia sita na sitini na nane |
| Swedish | sextontusensexhundrasextioåtta |
| Thai | หนึ่งหมื่นหกพันหกร้อยหกสิบแปด |
| Turkish | on altı bin altı yüz altmış sekiz |
| Ukrainian | шістнадцять тисяч шістсот шістдесят вісім |
| Vietnamese | mười sáu nghìn sáu trăm sáu mươi tám |
| Number 16668 reversed | 86661 | |
| Unicode Character | U+411C | 䄜 |
| Unix Timestamp | Thu, 01 Jan 1970 04:37:48 +0000 | |