293 (number)

From HandWiki
Short description: Natural number
← 292 293 294 →
Cardinaltwo hundred ninety-three
Ordinal293rd
(two hundred ninety-third)
Factorizationprime
Divisors1, 293
Greek numeralΣϞΓ´
Roman numeralCCXCIII
Binary1001001012
Ternary1012123
Quaternary102114
Quinary21335
Senary12056
Octal4458
Duodecimal20512
Hexadecimal12516
VigesimalED20
Base 368536

293 is the natural number following 292 and preceding 294.

In mathematics

  • 293 is an odd prime number with one prime factor, being itself.[1]
  • 293's sum of its proper divisors is 1.[2]
  • 293 is equivalent to the sum of the first three tetradic primes. Tetradic numbers are numbers that are the same if written backwards, flipped upside-down, or mirrored upside-down and tetradic primes are tetradic numbers that are also prime. It is the sum of 11 + 101 + 181.[3]
  • 293 can be written as the sum of perfect cubes. It is 2³+2³+3³+5³+5³
  • The total number of ways to make change for a dollar in US minted coins including the half-dollar and the dollar coin.[4]

In technology

World Records

  • In 1995, the Bagger 293 was developed by Takraf and was the heaviest machine that could move by itself. It weighs in a 31.3 million lbs.[7]
  • On December 31, 2012, it was reported that in 2011, the United States was told to have the highest average watch time of TV per day at a 293 minutes.[8]
  • On April 23, 2019, Jules and You in the Netherlands organized an event where 293 participants were fire breathing simultaneously.[9]
  • On August 23, 2015, the Purple House Cancer Support in Ireland received the Guinness World Record for the greatest number of people dressed as sumo wrestlers at 293 people.[10]
  • On May 15, 2018, Alberto Pires in Portugal, at the Lisbon Bar Show, hosted the largest port tasting event with a total of 293 people.[11]

Other fields

References

  1. "Prime number information". https://mathworld.wolfram.com/PrimeNumber.html. 
  2. "Proper divisors information". https://mathworld.wolfram.com/ProperDivisor.html. 
  3. "Tetradic numbers and tetradic primes". https://mathworld.wolfram.com/TetradicNumber.html. 
  4. {Cite web|url=https://maa.org/frank-morgans-math-chat-293-ways-to-make-change-for-a-dollar%7Ctitle=Number of ways to make change for a dollar|website=maa.org}}
  5. "Sweden area code +46 293". https://en.codigosinternacionales.com/what-is-the-region-of/46-293-area-code/. 
  6. "293t cell line information". https://techfinder.stanford.edu/technology/293t-cell-line. 
  7. "Bagger 293". https://www.guinnessworldrecords.com/world-records/384401-heaviest-land-vehicle. 
  8. "Highest rate of tv viewing". https://www.guinnessworldrecords.com/world-records/highest-rate-of-tv-viewing-(country). 
  9. "293 people fire breathing". https://www.guinnessworldrecords.com/world-records/most-people-fire-breathing. 
  10. "293 people dressed as sumo wrestlers". https://www.guinnessworldrecords.com/world-records/largest-gathering-of-people-dressed-as-sumo-wrestlers. 
  11. "293 people at port tasting event". https://www.guinnessworldrecords.com/world-records/518012-largest-port-tasting-event. 
  12. "French Republican Calendar Guide". https://broadcast.lds.org/elearning/FHD/Community/en/FamilySearch/Handwriting/French/Lesson2/Handouts/French_Republican_Calendar.pdf. 
  13. "About the 293rd infantry division (in Russian)". https://pamyat-naroda.ru/documents/view/?id=152103103.