3235
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 13
- Digital Root
- 4
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 3888
- Proper Divisor Sum (Aliquot Sum)
- 653
- 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
- 2584
- Möbius Function
- 1
- Radical
- 3235
- 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
- 48
- 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
- Number of bracelets (turn over necklaces) with n red, 1 pink and n-1 blue beads; also reversible strings with n red and n-1 blue beads; also next-to-central column in Losanitsch's triangle A034851.at n=7A005654
- Positions of remoteness 4 in Beans-Don't-Talk.at n=20A005696
- Coordination sequence T2 for Zeolite Code AEI.at n=43A008002
- Coordination sequence T1 for Zeolite Code GIS.at n=42A008266
- Coordination sequence T3 for Zeolite Code RSN.at n=37A009887
- Coordination sequence T3 for Zeolite Code VNI.at n=35A009909
- Alkane (or paraffin) numbers l(10,n).at n=8A018211
- Alkane (or paraffin) numbers l(11,n).at n=7A018212
- Numbers k such that the continued fraction for sqrt(k) has period 38.at n=32A020377
- Least m such that if r and s in {1/2, 1/5, 1/8,..., 1/(3n-1)}, satisfy r < s, then r < k/m < s for some integer k.at n=37A024823
- 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 11.at n=29A031509
- Lucky numbers with size of gaps equal to 8 (lower terms).at n=37A031890
- Concatenation of n and n + 3.at n=31A032608
- Lucky numbers that are decimal concatenations of n with n + 3.at n=5A032653
- Central column of Losanitsch's triangle A034851.at n=15A034872
- Number of partitions of n into parts not of the form 23k, 23k+2 or 23k-2. Also number of partitions with 1 part of size 1 and differences between parts at distance 10 are greater than 1.at n=32A035990
- Odd composite numbers n such that the digit sum of n equals digit sum of sum of its prime factors (counted with multiplicity).at n=40A036923
- Base 7 digits are, in order, the first n terms of the periodic sequence with initial period 1,2,3,0.at n=4A037698
- Coordination sequence T1 for Zeolite Code AWO.at n=39A038406
- Denominators of continued fraction convergents to sqrt(601).at n=7A042153