3292
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 16
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 6
- Divisor Sum
- 5768
- Proper Divisor Sum (Aliquot Sum)
- 2476
- 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
- 1644
- Möbius Function
- 0
- Radical
- 1646
- Omega Function (Ω)
- 3
- 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
- 136
- 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
- Generalized sum of divisors function.at n=40A002132
- a(n) = a(n-1) + a(n-4) with a(0) = 0, a(1) = a(2) = a(3) = 1.at n=28A003269
- Coordination sequence T6 for Zeolite Code DDR.at n=36A008076
- Coordination sequence T7 for Zeolite Code PAU.at n=42A008225
- Expansion of (1-x)/(1-x-x^4).at n=31A017898
- Numbers k such that the continued fraction for sqrt(k) has period 84.at n=4A020423
- 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 28.at n=40A031526
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 32 ones.at n=11A031800
- Incrementally largest terms in the continued fraction for zeta(3).at n=12A033166
- Denominators of continued fraction convergents to sqrt(319).at n=8A041603
- Numbers n such that string 9,2 occurs in the base 10 representation of n but not of n-1.at n=35A044424
- Numbers k such that string 9,2 occurs in the base 10 representation of k but not of k+1.at n=35A044805
- Handsome numbers (A007532) representable as a sum of any positive powers of their digits in two distinct ways, not counting different powers of duplicated digits as distinct.at n=21A050240
- Number of nonnegative integer 4 X 4 matrices with sum of elements equal to n, under row and column permutations.at n=9A052366
- Numbers n such that n^2 contains exactly 8 different digits.at n=3A054036
- a(n) is its own 4th difference.at n=6A055991
- Dimension of the space of weight n cuspidal newforms for Gamma_1( 73 ).at n=15A063346
- Dimension of the space of weight n cuspidal newforms for Gamma_1( 98 ).at n=35A063371
- Binary representation of base-(i-1) expansion of n: replace i-1 with 2 in base-(i-1) expansion of n.at n=22A066321
- Graded dimension of the cohomology ring of the moduli space of n-pointed stable curves of genus 0 satisfying the associativity equations of physics (also known as the WDVV equations).at n=23A074060