14397
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 24
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 19200
- Proper Divisor Sum (Aliquot Sum)
- 4803
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 9596
- Möbius Function
- 1
- Radical
- 14397
- 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
- 71
- Smith Number
- no
- Vampire 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
Appears in sequences
- Number of ethylene derivatives with n carbon atoms.at n=12A000631
- Number of irreducible representations of the symmetric group S_n such that their degree is divisible by 3.at n=34A061569
- Numbers k such that 10^999 + k is a (titanic) prime.at n=9A074282
- A Wallis pair (x,y) satisfies sigma(x^2) = sigma(y^2); sequence gives x's for indecomposable Wallis pairs with x < y (ordered by values of x).at n=32A075768
- A Wallis pair (x,y) satisfies sigma(x^2) = sigma(y^2); sequence gives y's for indecomposable Wallis pairs with x < y (ordered by values of x).at n=26A075769
- Expansion of -x*(x^6+3*x^5+2*x^4-2*x^3-4*x^2+4*x-1)/((1-x)^2*(1-2*x-x^2)^2).at n=11A111109
- a(n) = 9*n^2 - 3.at n=39A157872
- G.f.: exp( Sum_{n>=1} x^n/n * Sum_{k=0..n} binomial(n^2, n*k) * x^k ).at n=6A206830
- Composite numbers n such that the distinct digits in n and the distinct digits in the proper divisors of n are the same.at n=10A237713
- Coefficients in the expansion of 1/([r] + [2r]x + [3r]x^2 + ...); [ ] = floor, r = sqrt(e).at n=16A279595
- Numbers k such that the set of all the decimal digits of k is the same as the set of all the decimal digits of the proper divisors of k.at n=11A282755
- Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); [ ]=floor, r=sqrt(e).at n=16A288235
- Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); [ ]=floor, r=-4/5+sqrt(6).at n=16A288236
- Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); [ ]=floor, r=sqrt(11/4).at n=16A288237
- Number of first/rest balanced rooted plane trees with n nodes.at n=24A318049
- Indices of primes followed by a gap (distance to next larger prime) of 38.at n=43A320717
- Number of (binary) max-heaps on n elements from the set {0,1} containing exactly nine 0's.at n=19A326510