2336
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
- 12
- Divisor Sum
- 4662
- Proper Divisor Sum (Aliquot Sum)
- 2326
- 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
- 1152
- Möbius Function
- 0
- Radical
- 146
- 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
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 120
- 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
- a(n) = floor(n*phi^10), where phi is the golden ratio, A001622.at n=19A004925
- Numbers k such that k^64 + 1 is prime.at n=23A006316
- Number of one-sided triangular polyominoes (n-iamonds) with n cells; turning over not allowed, holes are allowed.at n=10A006534
- Number of partitions of n into partition numbers.at n=41A007279
- Coordination sequence T4 for Zeolite Code MOR.at n=31A008185
- Coordination sequence T2 for Zeolite Code PHI.at n=35A008228
- Coordination sequence T2 for Cordierite.at n=29A008252
- High-temperature expansion of Ising model susceptibility chi_2 for 4-d cubic lattice.at n=3A010041
- High-temperature expansion of Ising model susceptibility chi_4 for 4-d cubic lattice.at n=2A010047
- Expansion of 1/((1-5*x)*(1-11*x)).at n=3A016165
- Convolution of A023532 and A001950.at n=46A023603
- Numbers that are the sum of 4 nonzero squares in exactly 4 ways.at n=47A025360
- Coordination sequence T2 for Zeolite Code ITE.at n=33A027370
- Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 3 (most significant digit on right).at n=7A029496
- Least term in period of continued fraction for sqrt(n) is 3.at n=38A031427
- Numbers k such that 247*2^k+1 is prime.at n=17A032500
- Numbers having three 4's in base 8.at n=12A043439
- Numbers n such that string 7,5 occurs in the base 9 representation of n but not of n-1.at n=31A044319
- Numbers n such that string 3,6 occurs in the base 10 representation of n but not of n-1.at n=25A044368
- Numbers n such that string 7,5 occurs in the base 9 representation of n but not of n+1.at n=31A044700