11102
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 5
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 20832
- Proper Divisor Sum (Aliquot Sum)
- 9730
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 4320
- Möbius Function
- 1
- Radical
- 11102
- Omega Function (Ω)
- 4
- Little Omega Function (ω)
- 4
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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 68
- 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
- Convolution of composite numbers and odd numbers.at n=25A023650
- Coefficients of monic primitive irreducible polynomials over GF(4) listed in lexicographic order.at n=28A058952
- Each permutation in the list A060117 converted to Site Swap notation, with digits reversed. "Zero throws" (fixed elements) indicated with 0's.at n=34A060496
- Dimension of the space of weight n cuspidal newforms for Gamma_1( 95 ).at n=34A063368
- Numerators of the continued fraction convergents which have the least possible prime denominators (A072999).at n=8A083699
- Numbers n such that the sum of smallest prime factors of numbers from 1 to n is divisible by n.at n=12A088824
- Another lazy binary representation of n: similar to A089591 except that the single carry is performed before the increment instead of after.at n=30A089600
- a(n) = 119 written in base n.at n=2A095628
- a(n) = 119 written in base 10 - n.at n=7A095629
- Main diagonal of the square array A096583, in which the n-th diagonal equals the convolution of the n-th row with the antidiagonal sums (A096584).at n=13A096585
- Indices of primes in sequence defined by A(0) = 37, A(n) = 10*A(n-1) - 13 for n > 0.at n=10A101837
- 4-Smith numbers.at n=8A103125
- Number of permutations of length n which avoid the patterns 1234, 3421, 4231.at n=10A116803
- Smaller side not divisible by 37 of right triangles with integer sides and integer side inscribed squares with two vertices on the hypotenuse.at n=13A123697
- A123896 sorted and duplicates removed.at n=37A123902
- Numbers k such that 2*F(k) + 1 is a prime, where F = A000045.at n=47A124067
- a(n) = lcm(A066840(n), A124440(n)).at n=26A124447
- Triangle read by rows, X^n * [1,0,0,0,...]; where X = a tridiagonal matrix with (1,2,3,...) in the main diagonal and (1,1,1,...) in the sub and subsubdiagonals.at n=57A140735
- The number of homogeneous trisubstituted linear alkanes.at n=25A159938
- Sum of all numbers from 2*n-1 up to prime(n).at n=38A161626