279 (number)

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.
• 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.
• 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.

References