4616
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 17
- Digital Root
- 8
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 8670
- Proper Divisor Sum (Aliquot Sum)
- 4054
- 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
- 2304
- Möbius Function
- 0
- Radical
- 1154
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 2
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
- 33
- 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
- Number of self-avoiding n-step walks on Kagome lattice.at n=8A001665
- Number of order-consecutive partitions of n.at n=7A007052
- a(n) = a(n-1) + (3+(-1)^n)*a(n-2)/2.at n=13A007068
- Coordination sequence T2 for Zeolite Code APC.at n=47A008033
- Smallest positive number that can be written as sum of distinct Fibonacci numbers in n ways.at n=56A013583
- Expansion of 1/(1-x^5-x^6-x^7-x^8-x^9-x^10-x^11).at n=40A017842
- Numbers with exactly 6 2's in their ternary expansion.at n=28A023704
- Numbers that are the sum of 3 distinct positive cubes in 2 or more ways.at n=27A024974
- Numbers that are the sum of 3 positive cubes in exactly 2 ways.at n=41A025396
- Numbers that are the sum of 3 distinct positive cubes in exactly 2 ways.at n=27A025400
- Expansion of g.f. (1 + x - 2*x^2 - x^3)/(1 - 4*x^2 + 2*x^4).at n=15A030436
- 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 15.at n=36A031513
- Sums of distinct powers of 8.at n=26A033045
- Positive numbers having the same set of digits in base 2 and base 8.at n=22A037413
- Coordination sequence Z12 for Zeolite Code STT.at n=45A038416
- Sums of 3 distinct powers of 8.at n=8A038485
- Numbers whose base-3 representation contains exactly two 0's and no 1's.at n=35A044975
- Numbers whose base-4 representation contains exactly four 0's and two 2's.at n=12A045059
- a(n) = Sum_{h=0..n, k=0..n} T(h,k), array T counting knights' moves as in A049604.at n=22A047881
- Pisot sequence L(3,10).at n=6A048580