11082
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 12
- Digital Root
- 3
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 22176
- Proper Divisor Sum (Aliquot Sum)
- 11094
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- yes
Derived Values
- Euler's Totient
- 3692
- Möbius Function
- -1
- Radical
- 11082
- 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
- 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
- Dirichlet convolution of Fibonacci numbers with Primes (with 1).at n=20A034746
- Number of partitions of n into parts not of the form 25k, 25k+2 or 25k-2. Also number of partitions with 1 part of size 1 and differences between parts at distance 11 are greater than 1.at n=39A036001
- Numbers k such that k-th and (k+1)-st term of A038593 differ by 6.at n=45A038637
- Numbers which are the sum of their proper divisors containing the digit 4.at n=17A059463
- Symmetric totally balanced binary sequences: those terms of A014486 which are equal to their reversed complement.at n=44A061855
- Least number 2k such that p^2 divides the numerator of the Bernoulli number B(2k), where p is the n-th irregular prime, A000928(n).at n=6A092681
- Numbers k such that (2^127-1)*2^k + 1 is prime.at n=13A098126
- Binomial transform of number triangle A105632.at n=47A105848
- Numbers that are the least element of a k-cycle (k > 1) of permutation A113821.at n=18A115641
- Numbers k for which 8*k+1, 8*k+5, 8*k+7 and 8*k+11 are primes.at n=18A123983
- Number of binary words of length n containing at least one subword 10001 and no subwords 10^{i}1 with i<3.at n=29A143283
- Infinite product of triangle A167271 columns.at n=21A167273
- Sums of 3 consecutive semiprimes.at n=40A173968
- Sums of three consecutive numbers each of which is the product of two distinct primes and each of which has no exponent greater than one for either of its two prime factors.at n=38A173969
- a(n) = A001209(n) + 1.at n=29A196069
- The values of k in A220141.at n=36A220142
- Positive even numbers which are neither of the form p + 2^m + 1 nor of the form p + 2^m - 1 with p prime.at n=12A270446
- Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 238", based on the 5-celled von Neumann neighborhood.at n=31A270986
- Number of partitions of n*(n+1)/2 into distinct squares.at n=58A278340
- Anagrasum integers: integers N that exactly reproduce their set of digits when we form the set of sums of pairs of adjacent digits.at n=27A296521