5435
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
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 6528
- Proper Divisor Sum (Aliquot Sum)
- 1093
- 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
- 4344
- Möbius Function
- 1
- Radical
- 5435
- Omega Function (Ω)
- 2
- 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
- 116
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- 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
- no
- Odd
- yes
Appears in sequences
- Expansion of 1/(1-x^7-x^8-x^9-x^10-x^11-x^12-x^13-x^14-x^15).at n=51A017864
- Powers of fifth root of 6 rounded up.at n=24A018131
- n written in fractional base 6/5.at n=23A024638
- Numbers that are the sum of 3 distinct positive cubes in 2 or more ways.at n=32A024974
- Numbers that are the sum of 3 distinct positive cubes in exactly 2 ways.at n=31A025400
- a(n) = sum of the numbers between the two n's in A026370.at n=38A026373
- Number of mobiles (circular rooted trees) with n nodes and 3 leaves.at n=20A055341
- Expansion of (1-x)/(1-2*x-3*x^2-3*x^3).at n=8A077840
- Start with 1015 and repeatedly reverse the digits and add 4 to get the next term.at n=61A117807
- Start with 1027 and repeatedly reverse the digits and add 16 to get the next term.at n=37A119455
- Start with 1013 and repeatedly reverse the digits and add 2 to get the next term.at n=33A120214
- Semiprimes which are the sum of two pentagonal numbers (A000326) in exactly two different ways.at n=27A120536
- Number of base 15 circular n-digit numbers with adjacent digits differing by 4 or less.at n=4A125352
- Numbers k such that k and k^2 use only the digits 2, 3, 4, 5 and 9.at n=11A137070
- Sum of proper divisors of the number of partitions of n.at n=36A139055
- 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, 0, 0), (0, -1, 1), (1, -1, 0), (1, 0, -1), (1, 1, 1)}.at n=7A149764
- 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, 1), (0, 0, -1), (0, 1, 0), (1, 0, 1), (1, 1, 1)}.at n=6A151202
- a(n+1) = A154771(a(n)) = sum of all distinct "valid substrings" of a(n); a(1)=10 (least nontrivial choice).at n=32A154770
- Semiprimes which are the sum of three distinct positive cubes in two or more distinct ways.at n=6A180089
- Number of strings of numbers x(i=1..7) in 0..n with sum i*x(i)^4 equal to 7*n^4.at n=33A184851