14769
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 27
- Digital Root
- 9
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 21920
- Proper Divisor Sum (Aliquot Sum)
- 7151
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 9828
- Möbius Function
- 0
- Radical
- 1641
- Omega Function (Ω)
- 4
- 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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 71
- 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
- no
- Odd
- yes
Appears in sequences
- Pseudoprimes to base 28.at n=41A020156
- Numbers n such that n and n+1 are differences between 2 positive cubes in at least one way.at n=16A038594
- a(n) = (n+3)^3 - n^3.at n=38A038865
- Numbers whose base-11 representation has exactly 5 runs.at n=6A043648
- Numbers k such that (17*10^(k-1) - 71)/9 is a plateau prime.at n=8A082702
- a(n) is the least positive integer such that nextprime(a(n)^n) - prevprime(a(n)^n) = 4.at n=35A090125
- Expansion of 1/(1 - x + x^4).at n=62A099530
- First differences of A061396.at n=8A112872
- a(0) = -1; a(1) = 0; a(2) = 1; a(3) = -1; a(n) = a(n-1) - 3*a(n-2) + 3*a(n-3) - a(n-4).at n=22A141577
- Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 0), (0, 0, -1), (1, -1, -1), (1, 1, 1)}.at n=8A149586
- Number of n-step three-sided prudent self-avoiding walks ending on the bottom side of their box.at n=11A191825
- Number of vertices in truncated tetrahedron with faces that are centered polygons.at n=13A193218
- Numbers whose arithmetic derivatives are a permutation of their digits.at n=26A225902
- Number of length n+2 0..4 arrays with no three elements in a row with pattern aba or abb (with a!=b) and new values 0..4 introduced in 0..4 order.at n=9A243513
- Isolated deficient numbers that are divisible by 3.at n=23A273255
- Number of inequivalent (modulo C_4 rotations) square n X n grids with squares coming in two colors and four squares have one of the colors.at n=4A277226
- Ulam numbers k such that 4*k and 16*k are also Ulam numbers.at n=21A287634
- Numbers k such that the decimal expansion of k and 14^k both begin with 14.at n=26A352239
- Partial sums of A071619.at n=40A358042
- Expansion of e.g.f. x*exp(x)*(cosh(x))^2.at n=9A360023