17050
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 24
- Divisor Sum
- 35712
- Proper Divisor Sum (Aliquot Sum)
- 18662
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 6000
- Möbius Function
- 0
- Radical
- 3410
- Omega Function (Ω)
- 5
- Little Omega Function (ω)
- 4
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
- 79
- 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
- Numbers that are the sum of 2 positive 5th powers.at n=23A003347
- Numbers that are the sum of at most 2 positive 5th powers.at n=31A004842
- Number of Dyck n-paths with ascents and descents of length equal to 1 (mod 3).at n=18A023432
- Sum of 5th powers of digits of n.at n=37A055014
- Integers i > 1 for which there is no prime p such that i is a solution mod p of x^4 = 2.at n=30A065903
- a(n) = 3^n + 7^n.at n=5A074608
- Numbers of form x^5 + y^5, x,y > 0 and x <> y.at n=17A088703
- a(n) = (n+1)^2*(n+2)*(n+3)*(3*n+4)/24.at n=9A108650
- Each term is previous term plus ceiling of harmonic mean of two previous terms.at n=17A114832
- Numbers that are sums of fifth powers of two distinct primes.at n=4A130292
- 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), (-1, 0, 1), (0, 1, -1), (1, 0, -1), (1, 0, 0)}.at n=10A148303
- Bisect A053445 then calculate the first differences of the resulting sequence.at n=34A160643
- a(n) = (2*n^3 + 5*n^2 - 11*n)/2.at n=24A162257
- Number of binary strings of length n with no substrings equal to 0010 0011 or 0110.at n=17A164490
- Number of permutations of length n with no consecutive triples i,...i+r,...i+2r for all positive and negative r, and for all equal spacings d.at n=8A174085
- Numbers n such that 6n and 12n are both the average of twin prime pairs.at n=29A177680
- Multiples of 682.at n=25A200860
- Sophie Germain 5-almost primes.at n=30A211162
- Numbers k such that sum(d|k, sigma(d)^2/d) is an integer, where d are the divisors of k.at n=4A226564
- Numbers that are sums of two coprime positive fifth powers.at n=14A228542