11624
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 21810
- Proper Divisor Sum (Aliquot Sum)
- 10186
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 5808
- Möbius Function
- 0
- Radical
- 2906
- Omega Function (Ω)
- 4
- 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
- 50
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- Squarefree Number
- no
- 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
- yes
- Odd
- no
Appears in sequences
- Numbers such that ten iterations of Reverse and Add are needed to reach a palindrome.at n=26A015991
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VET = VPI-8 [Si17O34] starting with a T3 atom.at n=12A019249
- Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 53.at n=34A031551
- Numbers whose set of base-14 digits is {3,4}.at n=25A032838
- a(n) = 2^n - A056188(n).at n=13A056189
- Numbers which need ten 'Reverse and Add' steps to reach a palindrome.at n=25A065215
- Number of algebraically independent elements of degree n in the algebra of symmetric polynomials in noncommuting variables.at n=8A074664
- Number of irreducible polynomials (over the rationals) of form a*x^2+b*x+c, 1 <= a,b,c <= n.at n=22A079671
- Triangle related to Bell numbers; T(n,k) read by rows, n>=0, 0<=k<=n: T(n,k) = k*T(n-1,k) + Sum(0<=j, T(n-1,k-1+j)); T(0,0)=1, T(0,k)=0 if k>0.at n=36A086211
- Maximal coefficient of the polynomial (1-x)*(1-x^2)*...*(1-x^n).at n=63A086376
- (-1) times minimal coefficient of the polynomial (1-x)*(1-x^2)*...*(1-x^n).at n=62A086394
- Triangular array where T(n,k) is the number of set partitions of n with k atomic parts.at n=36A127743
- Another version of triangle in A127743.at n=46A130167
- Number of linear arrangements of n blue, n red and n green items such that the first item is blue and there are no adjacent items of the same color (first and last elements considered as adjacent).at n=5A141147
- Eigentriangle, row sums = A000110, the Bell numbers.at n=36A152431
- Eigentriangle, row sums = A000110, the Bell numbers.at n=46A152431
- The maximum of the absolute value of the coefficients of Pn = (1-x)(1-x^2)(1-x^3)...(1-x^n).at n=63A160089
- First of two consecutive numbers with at least one 3 in their prime signature.at n=59A176313
- Triangle T(n,k) read by rows: product of the compositorial weight of the k-th partition of n times A074664(.) applied to each part.at n=67A179313
- Triangle T(n,k) read by rows: product of A074664(a_i) over all parts a_i of the k-th partition of n listed in Abramowitz and Stegun order, 1 <= k <= A000041(n).at n=67A179380