4332
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 12
- Digital Root
- 3
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 18
- Divisor Sum
- 10668
- Proper Divisor Sum (Aliquot Sum)
- 6336
- 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
- 1368
- Möbius Function
- 0
- Radical
- 114
- 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
- 139
- 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
- Coordination sequence T3 for Zeolite Code SGT.at n=41A008231
- Number of lines through exactly 3 points of an n X n grid of points.at n=20A018810
- Central hexanomial coefficients: largest coefficient of (1 + x + ... + x^5)^n.at n=6A018901
- a(n) = n*(15*n + 1)/2.at n=24A022273
- Numbers k that divide the (right) concatenation of all numbers <= k written in base 19 (most significant digit on left).at n=38A029464
- Numbers with exactly five distinct base-8 digits.at n=29A031985
- a(n) = 3*n^2.at n=38A033428
- Schoenheim bound L_1(n,4,3).at n=44A036831
- Numbers whose square is a difference between 2 positive cubes in at least one way.at n=45A038597
- Triangle of rooted planar maps up to orientation-preserving isomorphisms.at n=43A046653
- Handsome numbers (A007532) representable as a sum of any positive powers of their digits in two distinct ways, not counting different powers of duplicated digits as distinct.at n=37A050240
- Differences between numbers k such that k and k+1 have the same sum of divisors.at n=31A054001
- Numbers n such that 6*10^n-1 is prime.at n=22A056716
- Number of numbers whose cube root rounds to n.at n=38A058034
- Denominator of 1/36 - 1/n^2.at n=56A061046
- a(0) = 0; a(n) is obtained by incrementing each digit of a(n-1) by 1.at n=22A061511
- Central sextinomial coefficients.at n=3A063419
- a(n) is the sum of the divisors of Fibonacci(n) (A000045).at n=18A063477
- Triangle T(n,k) giving number of hill-free Dyck paths of length 2n and having height of first peak equal to k.at n=59A065602
- Number of ordered solutions to x+y+z = u+v+w, 0 <= x, y, z, u, v, w < n.at n=5A071816