5794
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 25
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 8694
- Proper Divisor Sum (Aliquot Sum)
- 2900
- 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
- 2896
- Möbius Function
- 1
- Radical
- 5794
- 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
- 142
- 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
- yes
- Odd
- no
Appears in sequences
- Number of ordered 5-tuples of integers from [ 2,n ] with no common factors among quadruples.at n=13A015655
- 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 76.at n=1A031574
- Convolution of natural numbers n >= 1 with Lucas numbers L(k) for k >= -2.at n=16A033818
- Expansion of sum ( q^n / product( 1-q^k, k=1..5*n), n=0..inf ).at n=25A035297
- Numbers whose base-4 representation contains exactly two 1's and four 2's.at n=23A045099
- Whitney number of level n of the lattice of the ideals of the fence of order 2n.at n=11A051286
- Numbers k such that k*2^m+1 are composites for all exponents m in the range 0<=m<=k.at n=15A061153
- Dimension of the space of weight n cuspidal newforms for Gamma_1( 92 ).at n=38A063365
- Potential Sierpiński numbers: integers for which the smallest m > 2^10 in A040076 such that n*2^m+1 is prime (A050921).at n=17A064721
- Number of distinct cuboids with integer sides <= n and cubefree volume.at n=42A070073
- Largest Whitney number of Fibonacci lattices J(Z_n).at n=22A077419
- Solution to the Dancing School Problem with 7 girls and n+7 boys: f(7,n).at n=4A079912
- Solution to the Dancing School Problem with n girls and n+4 boys: f(n,4).at n=6A079923
- Convolution of natural numbers >= 2 and the partition numbers (A000041).at n=17A082775
- Unicode codes for the lunation runes, used in certain medieval Scandinavian perpetual calendar staves as golden numbers 1-19.at n=1A098476
- Numbers k such that 7*10^k + 5*R_k - 2 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=7A103061
- Zero-less composite numbers such that exactly eight distinct anagrams are primes.at n=36A163651
- O.g.f.: 1/(1 - x/(1 - x/(1 - 9*x/(1 - 9*x/(1 - 25*x/(1 - 25*x/(1 - 49*x/(1 - 49*x/(1-...))))))))), a continued fraction involving the odd squares.at n=5A193550
- Number of partitions of n into terms of (1,4)-Ulam sequence, cf. A003666.at n=53A199120
- Number of partitions of n into exactly 7 different parts with distinct multiplicities.at n=14A212118