Английская Википедия:279 (number)

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279 (two hundred [and] seventy-nine) is the natural number following 278 and preceding 280.

In mathematics

  • 279 is an odd composite number with two prime factors.[1]
  • Waring’s Conjecture is g(n)=2n+⌊(3/2)n⌋-2. When 8 is plugged in for n, the result is 279. That means that any positive integer can be formed with at most 279 numbers to the 8th power.[2]
  • 279 is the smallest number whose product of digits is 7 times the sum of its digits.
  • 279 can be written as the sum of 4 nonzero perfect squares.[3]

In technology

  • The area code of 279 was added to the Sacramento metropolitan area in California. It was added to the code of 916 in that area.[4]
  • Tyrosine Kinase 2 Inhibitor or TAK-279 Inhibitor is a mediator of IL12 and IL23. TAK-279 is involved with certain inflammatory diseases like lupus and arthritis. TAK-279 inhibition is a possible way to treat these diseases.[5]

World Records

Other fields

References

Шаблон:Reflist Шаблон:Integers

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