4352
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 18
- Divisor Sum
- 9198
- Proper Divisor Sum (Aliquot Sum)
- 4846
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 2048
- Möbius Function
- 0
- Radical
- 34
- Omega Function (Ω)
- 9
- 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
- 20
- 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
- Expansion of 1/((1+x)*(1-x)^9).at n=7A001780
- a(n) = A002527(n+1) - A002527(n) - A002526(n).at n=9A002529
- Discriminants of totally real quartic fields (see comments).at n=12A002769
- Numbers that are the sum of 2 positive 4th powers.at n=30A003336
- Numbers that are the sum of 5 positive 6th powers.at n=25A003361
- Degrees of irreducible representations of Held group He.at n=13A003912
- Triangle of coefficients of Euler polynomials 2^n*E_n(x) (exponents in increasing order).at n=37A004174
- Triangle of coefficients of Euler polynomials 2^n*E_n(x) (exponents in decreasing order).at n=43A004175
- Numbers that are the sum of at most 2 nonzero 4th powers.at n=39A004831
- Number of words of length n in a certain language.at n=33A005819
- Expansion of (1+x^2) / ( (1-x)^2 * (1-x^3)^2 ).at n=46A006501
- Number of diagonally symmetric polyominoes with n cells.at n=16A006748
- Coordination sequence T5 for Zeolite Code NES.at n=42A008209
- Coordination sequence T3 for Zeolite Code RTE.at n=45A009892
- a(n) = n^2*(n+1).at n=16A011379
- arcsinh(arcsinh(x)*sin(x))=2/2!*x^2-8/4!*x^4-40/6!*x^6+4352/8!*x^8...at n=3A012597
- Number of nodes of odd outdegree in all ordered rooted (planar) trees with n edges.at n=7A014300
- Expansion of g.f. (1+2*x)/(1-2*x)^2.at n=8A014480
- a(n) = (2*n - 15)*n^2.at n=16A015247
- Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AEI = AlPO4-18 [Al24P24O96] starting with a T2 atom.at n=5A018942