2534
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 4368
- Proper Divisor Sum (Aliquot Sum)
- 1834
- 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
- 1080
- Möbius Function
- -1
- Radical
- 2534
- 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
- yes
- Narcissistic Number
- no
- Collatz Steps
- 32
- 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
- Convolved Fibonacci numbers.at n=6A001874
- Numbers that are the sum of 4 positive 5th powers.at n=30A003349
- Number of n-dimensional hypotheses allowing for conditional independence.at n=6A005465
- Spiral sieve using Fibonacci numbers.at n=16A005622
- Coordination sequence T2 for Zeolite Code DOH.at n=31A008079
- Coordination sequence T3 for Zeolite Code DOH.at n=31A008080
- Coordination sequence T7 for Zeolite Code MFS.at n=31A008179
- Molien series for A_10.at n=28A008633
- Number of partitions of n into at most 10 parts.at n=28A008639
- Quadruples of different integers from [ 2,n ] with no common factors between pairs.at n=28A015628
- Fibonacci sequence beginning 4, 26.at n=11A022386
- Expansion of Product_{m>=1} (1+m*q^m)^-12.at n=6A022704
- Convolution of Fibonacci numbers and composite numbers.at n=11A023609
- Coordination sequence T6 for Zeolite Code MWW.at n=33A024991
- a(n) = T(2*n, n-1), where T is given by A026584.at n=6A026591
- Number of partitions of n in which the greatest part is 10.at n=38A026816
- Concatenation of n and n + 9 or {n,n+9}.at n=24A032614
- Every run of digits of n in base 13 has length 2.at n=23A033011
- Numbers whose base-13 expansion has no run of digits with length < 2.at n=36A033026
- Multiplicity of highest weight (or singular) vectors associated with character chi_78 of Monster module.at n=35A034466