3586
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
- 8
- Divisor Sum
- 5904
- Proper Divisor Sum (Aliquot Sum)
- 2318
- 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
- 1620
- Möbius Function
- -1
- Radical
- 3586
- Omega Function (Ω)
- 3
- 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
- 118
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- no
- 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
- yes
- Odd
- no
Appears in sequences
- Number of discordant permutations.at n=8A000561
- Numbers that are the sum of 9 positive 9th powers.at n=7A003398
- Number of points on surface of truncated tetrahedron: a(n) = 14*n^2 + 2 for n > 0, a(0)=1.at n=16A005905
- Number of strict 7th-order maximal independent sets in cycle graph.at n=54A007394
- Coordination sequence T1 for Zeolite Code MTT.at n=37A008189
- Coordination sequence T4 for Zeolite Code NON.at n=36A008215
- Coordination sequence T5 for Zeolite Code VET.at n=36A009906
- Coordination sequence T3 for Zeolite Code ZON.at n=42A009921
- Coordination sequence for MgNi2, Position Ni3.at n=15A009934
- a(n) = floor(n*(n-1)*(n-2)/13).at n=37A011895
- Expansion of 1/(1-x^5-x^6-x^7-x^8).at n=46A017839
- Numbers k such that the continued fraction for sqrt(k) has period 50.at n=14A020389
- a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers), t = (primes).at n=21A024867
- 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 58.at n=17A031556
- "AFK" (ordered, size, unlabeled) transform of 1,2,3,4,...at n=12A032007
- Otto Haxel's guess for magic numbers of nuclear shells.at n=22A033547
- Convolution of natural numbers n >= 1 with Lucas numbers L(k) for k >= -2.at n=15A033818
- a(n) = 2 + 2^(n+1)*(n-1).at n=8A036799
- Number of partitions satisfying cn(0,5) <= cn(1,5) + cn(4,5) + cn(2,5) and cn(0,5) <= cn(1,5) + cn(4,5) + cn(3,5).at n=28A039844
- Numerators of continued fraction convergents to sqrt(823).at n=5A042588