11084
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
- 1
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 20664
- Proper Divisor Sum (Aliquot Sum)
- 9580
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 5184
- Möbius Function
- 0
- Radical
- 5542
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 3
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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 68
- 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
- Number of set-like atomic species of degree n.at n=40A007650
- Number of positive integers <= 2^n of form 4 x^2 + 9 y^2.at n=17A054173
- Indices of Fibonacci numbers in A073656, i.e., A073656(n) = F(a(n)).at n=11A119755
- Triangle read by rows: numbers of isomers of unbranched a-4-catapolyheptagons.at n=57A120653
- Numbers k such that at least one other integer m exists with the same smallest and same largest prime factors, and same multisets of decimal and binary digits as k.at n=25A214621
- Numbers whose arithmetic derivatives are a permutation of their digits.at n=19A225902
- Number of partitions p of n such that the multiplicity of (min(p) + max(p))/2 is a part.at n=44A240497
- Sum of lcm(gcd(i,j), gcd(k,l)) for i,j,k,l in range [1..n].at n=7A260842
- Denominators of r-Egyptian fraction expansion for e - 2, where r(k) = 1/(2k-1).at n=4A270554
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 278", based on the 5-celled von Neumann neighborhood.at n=32A271097
- Number of integer partitions of n without an alternating permutation.at n=40A345165