14291
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 14784
- Proper Divisor Sum (Aliquot Sum)
- 493
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 13800
- Möbius Function
- 1
- Radical
- 14291
- 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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 195
- 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
- n + sigma(n) + phi(n) is a cube.at n=10A116008
- a(n) = floor(n^3/3).at n=35A131476
- Number of (w,x,y,z) with all terms in {1,...,n} and 3*w = x+y+z.at n=35A212069
- Numbers which are the roots of distinct not-previously-encountered side-trees ("tendrils") sprouting from the side of the infinite beanstalk (see A213730).at n=26A218612
- Number of length 4 arrays x(i), i=1..4 with x(i) in i..i+n and no value appearing more than 2 times.at n=9A250353
- Coordination sequence for (2,5,8) tiling of hyperbolic plane.at n=21A265067
- Numbers k such that (4*10^k + 143) / 3 is prime.at n=22A276846
- Nonnegative numbers k such that 3*k + 2 is a cube.at n=11A287335
- Number of integer partitions with sum <= n whose distinct parts can be linearly combined using nonnegative coefficients to obtain n.at n=27A365379
- Total number of partitions of [n-s] whose block minima sum to s, summed over all s.at n=17A365821
- Odd numbers m for which A379113(m^2) > 1, i.e., k = m^2 has a proper unitary divisor d > 1 such that A048720(A065621(sigma(d)),sigma(k/d)) is equal to sigma(k).at n=33A379122