11769
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 24
- Digital Root
- 6
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 5
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 15696
- Proper Divisor Sum (Aliquot Sum)
- 3927
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 7844
- Möbius Function
- 1
- Radical
- 11769
- Omega Function (Ω)
- 2
- 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
- 125
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- no
- Composite Number
- yes
- Semiprime
- yes
- 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
- no
- Odd
- yes
Appears in sequences
- Number of points on surface of tricapped prism: a(n) = 7*n^2 + 2 for n > 0, a(0)=1.at n=41A005919
- 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 72.at n=27A031570
- Denominators of continued fraction convergents to sqrt(189).at n=8A041351
- Smallest value of x such that M(x) = n, where M() is Mertens's function A002321.at n=38A051400
- Minimum number of moves to solve the first Panex puzzle of order n of transferring a side tower to the center column.at n=10A109175
- Minimum number of moves to solve a variant of the first Panex puzzle of order n of transferring a side tower to the center column.at n=10A115185
- Least semiprime s for which the Mertens function M(s) = n.at n=42A123173
- a(n) = c is least number such that 10^n/2 -/+ c are primes.at n=41A124049
- a(n) = (A216363(n) - 1)/118.at n=23A216380
- Number of partitions of n such that neither the number of parts having multiplicity >1 nor the number of distinct parts is a part.at n=43A241412
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 777", based on the 5-celled von Neumann neighborhood.at n=23A273532
- Column 4 of A060244.at n=24A291589
- Number of joining pairs of integer partitions of n.at n=24A318915
- Successive records of function f(x) = log(abs(pi(x) - R(x)))/log(x) where pi(x) is the number of primes <= x and R(x) is Riemann's prime counting function.at n=35A353055
- Expansion of 1/(g * (2 - g^2)), where g = 1+x*g^3 is the g.f. of A001764.at n=6A391517