11494
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 19
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 19728
- Proper Divisor Sum (Aliquot Sum)
- 8234
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 4920
- Möbius Function
- -1
- Radical
- 11494
- 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
- no
- Narcissistic Number
- no
- Collatz Steps
- 174
- 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
- Nearest integer to 4 * Pi * n^3 / 3.at n=14A002101
- Sum of next n primes.at n=15A007468
- a(0) = 1, a(n) = 17*n^2 + 2 for n>0.at n=26A010007
- Number of partitions of n that do not contain 4 as a part.at n=37A027338
- Numbers k such that d(k) + d(k+1) + d(k+2) = 8, where d(k) = A001223.at n=43A064026
- a(n) = floor( (4/3)*Pi*n^3 ).at n=14A066645
- Interprimes which are of the form s*prime, s=14.at n=19A075289
- Multiples of 14 containing a 14 in their decimal representation.at n=39A121034
- Numbers k such that k*Lucas(k) + 1 is prime.at n=26A134696
- Coefficients of A000930 expansion similar to that given for Fibonacci numbers in Roman's Umbral Calculus.at n=31A137433
- Volume of sphere (rounded down) with the diameter equal to n.at n=27A228272
- a(n) = 2^n - Sum_{m=0..n} binomial(n/gcd(n,m), m/gcd(n,m)) = 2^n - A082906.at n=13A271834
- Number of nX7 0..1 arrays with each 1 adjacent to 3 or 6 king-move neighboring 1s.at n=7A296312
- Sum of the even parts in the partitions of n into 4 parts.at n=42A309519
- Numbers missing from A317416.at n=20A317418
- Sphenic numbers k such that none of k-2, k-1, k+1 and k+2 is squarefree.at n=32A362561
- Number of n edge connected achiral planar maps with an external face in which all internal faces are triangles.at n=22A378342
- Number of ways to place eight distinct positive integers on a square, four on the corners and four on the sides such that the sum of the three values on each side is n.at n=23A380962