879
domain: N
Properties
Digital Properties
- Digit Count
- 3
- Digit Sum
- 24
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 1176
- Proper Divisor Sum (Aliquot Sum)
- 297
- 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
- 584
- Möbius Function
- 1
- Radical
- 879
- 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
- 147
- 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
- achthundertneunundsiebzig· ordinal: achthundertneunundsiebzigste
- English
- eight hundred seventy-nine· ordinal: eight hundred seventy-ninth
- Spanish
- ochocientos setenta y nueve· ordinal: 879º
- French
- huit cent soixante-dix-neuf· ordinal: huit cent soixante-dix-neufième
- Italian
- ottocentosettantanove· ordinal: 879º
- Latin
- octingenti septuaginta novem· ordinal: 879.
- Portuguese
- oitocentos e setenta e nove· ordinal: 879º
Appears in sequences
- Number of symmetric filaments (strip polyominoes) with n square cells.at n=18A002014
- 7th-order maximal independent sets in cycle graph.at n=44A007389
- Coordination sequence T1 for Zeolite Code AST.at n=22A008036
- Coordination sequence T6 for Zeolite Code MEL.at n=19A008155
- Coordination sequence T4 for Zeolite Code MOR.at n=19A008185
- Coordination sequence T3 for Zeolite Code -PAR.at n=21A009857
- Coordination sequence T1 for Zeolite Code CON.at n=21A009868
- Coordination sequence T4 for Zeolite Code TER.at n=20A016436
- Nearest integer to Gamma(n + 5/11)/Gamma(5/11).at n=7A020010
- a(n) = floor(Gamma(n+5/11)/Gamma(5/11)).at n=7A020055
- Numbers k such that the continued fraction for sqrt(k) has period 18.at n=19A020357
- Place where n-th 1 occurs in A023133.at n=23A022795
- Positive integers which apparently never result in a palindrome under repeated applications of the function A056964(x) = x + (x with digits reversed).at n=9A023108
- Numbers k such that Fibonacci(k) == -2 (mod k).at n=16A023163
- Convolution of integers >= 3 and Lucas numbers.at n=8A023553
- Convolution of Fibonacci numbers and A001950.at n=9A023612
- Numbers with exactly 8 ones in binary expansion.at n=19A023690
- a(n) = position of n^3 + (n+1)^3 in A024670 (distinct sums of cubes of distinct positive integers).at n=35A024674
- Index of 5^n within the sequence of the numbers of the form 5^i*7^j.at n=45A025708
- Index of 9^n within the sequence of the numbers of the form 5^i*9^j.at n=35A025735