8232
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 15
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 32
- Divisor Sum
- 24000
- Proper Divisor Sum (Aliquot Sum)
- 15768
- 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
- 2352
- Möbius Function
- 0
- Radical
- 42
- Omega Function (Ω)
- 7
- 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
- no
- Narcissistic Number
- no
- Collatz Steps
- 127
- 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
- Triangle of coefficients in expansion of (6+7x)^n.at n=13A013627
- Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for square lattice.at n=7A019266
- Numbers k that divide the (right) concatenation of all numbers <= k written in base 7 (most significant digit on left).at n=46A029452
- Scaled Chebyshev U-polynomials evaluated at sqrt(7)/2.at n=5A030240
- One seventh of sept-factorial numbers.at n=3A034834
- Triangle whose (i,j)-th entry is binomial(i,j)*7^(i-j)*6^j.at n=11A038272
- Triangle read by rows: matrix 4th power of the Stirling-1 triangle A008275.at n=42A039816
- Denominators of continued fraction convergents to sqrt(817).at n=11A042577
- Numbers whose base-4 representation contains exactly four 0's and no 1's.at n=28A045033
- Numbers whose base-4 representation contains exactly four 0's and three 2's.at n=2A045060
- a(n) = smallest number > a(n-1) such that a(1)*a(2)*...*a(n) + 1 and a(1)*a(2)*...*a(n) - 1 are primes.at n=26A051956
- Number of directed site animals on hexagonal net (honeycomb) with n sites.at n=9A055919
- Number of step shifted (decimated) sequences using a maximum of two different symbols.at n=16A056371
- Triangle arising from solution to a*x = tan x (next row contains non-integral entries).at n=12A059368
- Numbers k such that sigma(x) = k has exactly 7 solutions.at n=32A060663
- Nearest integer to (n+1)^3/9.at n=41A060999
- a(n) = floor(n^3/9).at n=42A061263
- Numbers k that divide phi(k)*bigomega(k).at n=43A067575
- Triangular array T(n,k) read by rows, giving number of labeled free trees such that the root is smaller than all its children, with respect to the number n of vertices and to the label k of the root.at n=17A071211
- Numbers k such that the sum of exponents of k is equal to the greatest prime factor of k; a(1)=1.at n=44A071929