5894
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 26
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 10128
- Proper Divisor Sum (Aliquot Sum)
- 4234
- 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
- 2520
- Möbius Function
- -1
- Radical
- 5894
- 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
- no
- Narcissistic Number
- no
- Collatz Steps
- 98
- 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
- Closed meanders with 3 components and 2n bridges.at n=3A006658
- Number of ways for n-3 nonintersecting loops to cross a line 2n times.at n=2A007746
- Triangle read by rows: T(n,k) = number of closed meander systems of order n with k<=n components.at n=17A008828
- a(n) = n*(15*n + 1)/2.at n=28A022273
- Expansion of 1/((1-3x)(1-6x)(1-8x)(1-9x)).at n=3A028079
- Expansion of 1 / Product_{k >= 1} (1-q^k)^2*(1-q^(11k))^2.at n=16A032442
- Duplicate of A008828.at n=17A046690
- Sum of consecutive nonsquares.at n=14A048395
- Trajectory of n under the Reverse and Add! operation carried out in base 3 (presumably) does not reach a palindrome and (presumably) does not join the trajectory of any term m < n.at n=14A077405
- Partial sums of A038580.at n=13A086749
- Duplicate of A086749.at n=13A086750
- Sum of smallest parts (counted with multiplicity) of all partitions of n into odd parts.at n=36A092313
- Integers 1 through n written in primorial base, summed as if decimal.at n=26A122613
- 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, 0), (-1, 1, -1), (0, 0, -1), (1, 0, 1), (1, 1, 0)}.at n=7A150353
- 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, 0), (-1, 1, -1), (1, 0, -1), (1, 0, 1), (1, 1, 0)}.at n=7A150354
- Number of strings of numbers x(i=1..6) in 0..n with sum i^2*x(i)^2 equal to n^2*36.at n=24A184244
- Row sums of the triangle in A199332.at n=27A199771
- Number of 0..n arrays x(0..2) of 3 elements with each no smaller than the sum of its previous elements modulo (n+1).at n=26A200252
- Number of (w,x,y,z) with all terms in {1,...,n} and w + x = 2y + 2z.at n=29A212561
- Smooth necklaces with 3 colors.at n=12A215327