579
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 21
- Digital Root
- 3
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 776
- Proper Divisor Sum (Aliquot Sum)
- 197
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 384
- Möbius Function
- 1
- Radical
- 579
- Omega Function (Ω)
- 2
- Little Omega Function (ω)
- 2
Special
- Factorial
- no
- Catalan Number
- no
- Bell Number
- no
- Motzkin Number
- no
- Primorial
- no
Figurate Numbers
- Fibonacci Number
- no
- Triangular Number
- no
- Perfect Square
- no
- Perfect Cube
- no
- Pentagonal Number
- no
- Hexagonal Number
- no
- Lucas Number
- no
- Tetrahedral Number
- no
- Pell Number
- no
- Tribonacci Number
- no
- Pronic Number
- no
Recreational
- Happy Number
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 30
- Smith Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- Squarefree Number
- yes
- Prime Power
- no
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Names
- German
- fünfhundertneunundsiebzig· ordinal: fünfhundertneunundsiebzigste
- English
- five hundred seventy-nine· ordinal: five hundred seventy-ninth
- Spanish
- quinientos setenta y nueve· ordinal: 579º
- French
- cinq cent soixante-dix-neuf· ordinal: cinq cent soixante-dix-neufième
- Italian
- cinquecentosettantanove· ordinal: 579º
- Latin
- quingenti septuaginta novem· ordinal: 579.
- Portuguese
- quinhentos e setenta e nove· ordinal: 579º
Appears in sequences
- Ménage numbers: a(0) = 1, a(1) = -1, and for n >= 2, a(n) = number of permutations s of [0, ..., n-1] such that s(i) != i and s(i) != i+1 (mod n) for all i.at n=7A000179
- Permanent of a certain cyclic n X n (0,1) matrix.at n=7A000804
- a(n) = 3 * prime(n).at n=43A001748
- Expansion of (1+x^3)/((1-x)*(1-x^2)^2*(1-x^3)).at n=25A001973
- a(n) = a(n-1) + a(n-2) - a(n-3).at n=22A002798
- Numbers k such that 2*3^k - 1 is prime.at n=17A003307
- Numbers that are the sum of 12 positive 6th powers.at n=9A003368
- Number of nonequivalent dissections of a polygon into n triangles by nonintersecting diagonals rooted at a cell up to rotation and reflection.at n=8A003446
- Representation degeneracies for Neveu-Schwarz strings.at n=10A005298
- Number of ways in which n identical balls can be distributed among 4 boxes in a row such that each pair of adjacent boxes contains at least 4 balls.at n=8A005337
- Total preorders.at n=4A006328
- Numbers k such that phi(k) = phi(sigma(k)).at n=26A006872
- Number of Q-graphs with 2n edges.at n=5A007171
- Largest number not a sum of distinct primes >= prime(n).at n=41A007414
- Largest number not a sum of distinct primes >= prime(n).at n=40A007414
- Coordination sequence T4 for Zeolite Code DDR.at n=15A008074
- Coordination sequence T7 for Zeolite Code DDR.at n=15A008077
- Triangle read by rows: T(n,k) = number of permutations of [n] allowing i->i+j (mod n), j=0..k-1.at n=25A008305
- Number of immersions of oriented circle into unoriented sphere with n double points.at n=6A008988
- Coordination sequence T1 for Zeolite Code -ROG.at n=18A009859