5882
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 23
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 9396
- Proper Divisor Sum (Aliquot Sum)
- 3514
- 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
- 2752
- Möbius Function
- -1
- Radical
- 5882
- 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
- 49
- 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
- Number of Hamiltonian cycles in W_4 X P_n.at n=5A003765
- Number of points on surface of dodecahedron: a(n) = 30*n^2 + 2 for n > 0.at n=14A005903
- Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite PAU = Paulingite (K2,Ca,Na2)76[Al152Si520O1344] starting with a T1 atom.at n=5A019049
- Expansion of Product_{k >= 1} 1/(1-x^k)^c(k), where c(1), c(2), ... = 2 3 2 3 2 3 2 3 ....at n=14A029863
- a(n) = floor(10^5/n).at n=16A033427
- Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 2,3,1,0.at n=4A037754
- Number of partitions satisfying cn(2,5) + cn(3,5) < cn(1,5) + cn(4,5).at n=32A039893
- Numbers m such that the factorizations of m..m+3 have the same number of primes (including multiplicities).at n=25A045940
- a(n) = T(7,n), array T given by A047858.at n=9A048468
- Vertically symmetric numbers.at n=33A053701
- Start of a record-breaking run of consecutive composite integers with an odd number of prime factors.at n=5A066963
- Sum of numbers in n-th upward diagonal of triangle in A079823.at n=33A079824
- Column 3 of triangle A091602.at n=37A091606
- a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 49.at n=2A093249
- a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 98.at n=2A093298
- Numbers k such that 5*10^k + 4*R_k - 3 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=14A103013
- Group the triangular numbers so that the n-th group sum is a multiple of n. 1, (3, 6, 10, 15), (21), (28), (36, 45, 55, 66, 78), (91, 105, 120, 136, 153, 171, 190), ... Sequence contains n-th group sum divided by n.at n=17A114032
- Each term is previous term plus ceiling of root mean square of two previous terms.at n=15A114833
- Numbers n such that n, n+1, n+2 and n+3 are products of exactly 3 primes.at n=24A124057
- a(n) = 5*n^2 + 3*n.at n=33A126264