9595
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 28
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 12240
- Proper Divisor Sum (Aliquot Sum)
- 2645
- 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
- 7200
- Möbius Function
- -1
- Radical
- 9595
- 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
- 73
- 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
- no
- Odd
- yes
Appears in sequences
- Number of terms in 5th derivative of a function composed with itself n times.at n=18A022815
- a(n) = number of partitions of n into an odd number of parts, the least being 2; also a(n+2) = number of partitions of n into an even number of parts, each >=2.at n=49A027188
- Distinct odd elements in 4-Pascal triangle A028275 (by row).at n=35A028281
- Odd elements (greater than 1) to right of central elements in 4-Pascal triangle A028275.at n=35A028287
- Molien series for complete weight enumerator of self-dual code over GF(5).at n=35A028344
- Numbers whose set of base-9 digits is {1,4}.at n=40A032821
- Schoenheim bound L_1(n,5,4).at n=29A036832
- Sums of 7 distinct powers of 3.at n=24A038469
- Numerators of continued fraction convergents to sqrt(415).at n=7A041788
- Numbers whose consecutive digits differ by 4.at n=52A048406
- Number of 6 X 6 binary matrices with n=0...36 ones up to row and column permutations.at n=13A052370
- Number of 6 X 6 binary matrices with n=0...36 ones up to row and column permutations.at n=23A052370
- McKay-Thompson series of class 14A for Monster.at n=14A058497
- a(n) = Sum_{d|n} phi(d^3).at n=29A068963
- Round(1000*x), where x is the solution to x = 5^(n-x).at n=11A104744
- Historical progression of years from the song "In The Year 2525" by Denny Zager and Rick Evans.at n=7A111729
- a(n) = A130179(n)/81.at n=15A130085
- McKay-Thompson series of class 14A for the Monster group with a(0) = 1.at n=14A134782
- a(n) = A007318 * [1, 6, 14, 9, 0, 0, 0, ...].at n=18A143690
- Second bisection of A061039.at n=47A144450