3296
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 20
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 6552
- Proper Divisor Sum (Aliquot Sum)
- 3256
- 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
- 1632
- Möbius Function
- 0
- Radical
- 206
- Omega Function (Ω)
- 6
- 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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 92
- 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
- Conjecturally largest even integer which is an unordered sum of two primes in exactly n ways.at n=39A000954
- a(n) = 1000*log(n) rounded to the nearest integer.at n=26A004241
- a(n) = ceiling(1000*log(n)).at n=26A004242
- Coordination sequence T2 for Zeolite Code VSV.at n=37A009915
- Coordination sequence T2 for Zeolite Code WEI.at n=40A009918
- Numbers n such that phi(n) + 6 | sigma(n).at n=14A015797
- Expansion of 1/((1-3*x)*(1-8*x)*(1-9*x)).at n=3A018056
- Number of lines through at least 2 points of an n X n grid of points.at n=11A018808
- a(n) is the concatenation of n and 3n.at n=31A019551
- Number of partitions of n into prime power parts (1 included); number of nonisomorphic Abelian subgroups of symmetric group S_n.at n=31A023893
- Expansion of sin(sin(x)^2)/2.at n=4A024254
- Numbers that are the sum of 4 nonzero squares in exactly 4 ways.at n=49A025360
- T(2n+1,n+2), T given by A026780.at n=5A026899
- Numerators of continued fraction convergents to sqrt(742).at n=4A042428
- Base-6 palindromes that start with 2.at n=33A043011
- Numbers having four 1's in base 5.at n=29A043356
- Numbers k such that the string 6,2 occurs in the base 9 representation of k but not of k-1.at n=44A044307
- Numbers n such that string 9,6 occurs in the base 10 representation of n but not of n-1.at n=35A044428
- Numbers k such that string 9,6 occurs in the base 10 representation of k but not of k+1.at n=35A044809
- a(n) = a(1) + a(2) + ... + a(n-1) + a(m) for n >= 4, where m = n - 1 - 2^p and p is the unique integer such that 2^p < n - 1 <= 2^(p+1), starting with a(1) = 1 and a(2) = a(3) = 2.at n=12A049954