6358
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 22
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 11052
- Proper Divisor Sum (Aliquot Sum)
- 4694
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 2720
- Möbius Function
- 0
- Radical
- 374
- Omega Function (Ω)
- 4
- 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
- 80
- 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
- a(n) = a(n-1) + a(n-8), with a(i) = 1 for i = 0..7.at n=46A005710
- Alkane (or paraffin) numbers l(7,n).at n=21A005994
- Expansion of 1/(1 - x^8 - x^9 - ...).at n=54A017902
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite VSV = VPI-7 Na26H6[Zn16Si56O144].44H2O starting from a T2 atom.at n=12A019259
- Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 78.at n=20A031576
- Number of compositions (ordered partitions) of n into distinct odd parts.at n=46A032021
- Numbers k such that A102489(k) is divisible by k.at n=25A032563
- Multiplicity of highest weight (or singular) vectors associated with character chi_12 of Monster module.at n=39A034400
- Numbers n such that there are equal numbers of 0's and 1's in first n digits of binary representation of Pi.at n=7A039624
- Numbers n such that sum of digits of n equals the squarefree part of n.at n=42A070274
- a(n) = n*(n-1)*(2*n^2 + 1)/6.at n=12A071245
- a(1)=1, a(n) is the smallest integer > a(n-1) such that the sum of elements of the simple continued fraction for S(n)=1/a(1)+1/a(2)+...+1/a(n) equals n^3.at n=7A071971
- Row sums of the triangle in A122820.at n=33A077388
- A077388 sorted and duplicates removed.at n=38A082638
- a(n) = sigma_3(n) - sigma_2(n).at n=17A092349
- Sum of the numbers of unitary divisors of the binomial coefficients C(n,k), k=0..n.at n=37A103445
- Smallest sum of n consecutive odd primes which is a multiple of n.at n=33A132810
- Numbers m for which Sum_digits(m!) is a multiple of Sum_digits(m!!).at n=40A135206
- Shifts 5 places left under Dirichlet convolution.at n=58A144369
- Partial sums of Pillai primes (A063980).at n=29A172034