14436
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 18
- Digital Root
- 9
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 18
- Divisor Sum
- 36582
- Proper Divisor Sum (Aliquot Sum)
- 22146
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 4800
- Möbius Function
- 0
- Radical
- 2406
- Omega Function (Ω)
- 5
- 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
- no
- Harshad Number
- yes
- Narcissistic Number
- no
- Collatz Steps
- 45
- 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
- Positive numbers k such that k and 4*k are anagrams in base 7 (written in base 7).at n=18A023070
- Number of 6-ary rooted trees with n nodes and height at most 5.at n=15A036622
- Numbers n such that 7*10^n + 3 is prime.at n=13A097970
- Number of connected outerplanar graphs on n labeled nodes.at n=6A097998
- Triangle T(n,k) read by rows: number of k X k symmetric (0,1)-matrices with exactly n entries equal to 1 and no zero rows or columns.at n=61A135589
- Triangle of coefficients of polynomials u(n,x) jointly generated with A208762; see the Formula section.at n=49A208761
- Number of 2 X 2 matrices having all terms in {-n,...,0,..,n} and permanent=trace.at n=38A211145
- Number of length n+3 0..1 arrays with at most one downstep in every n consecutive neighbor pairs.at n=40A255994
- Number of integers in n-th generation of tree T(-1/4) defined in Comments.at n=37A274149
- Numbers k such that k+1 is a prime, k+2 is twice a prime, and k+3 is three times a prime.at n=33A278583
- Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 105", based on the 5-celled von Neumann neighborhood.at n=32A278859
- Numbers k such that 423*2^k+1 is prime.at n=32A323112
- Number of integer partitions of n > 0 where the maximum part minus the minimum part equals the length minus the number of distinct parts.at n=53A324516
- Expansion of Product_{k>=1} (1 + x^k + x^(k+2)).at n=39A345729
- Number of integer partitions of n whose distinct parts have non-integer median.at n=40A360689
- Expansion of (Sum_{k>=0} binomial(4*k,k) * x^k)^3.at n=4A378503