11367
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 18
- Digital Root
- 9
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 8
- Divisor Sum
- 16880
- Proper Divisor Sum (Aliquot Sum)
- 5513
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 7560
- Möbius Function
- 0
- Radical
- 1263
- Omega Function (Ω)
- 4
- 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
- 143
- 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
- no
- Odd
- yes
Appears in sequences
- Pseudo-random numbers: a (very weak) pseudo-random number generator from the second edition of the C book.at n=24A061364
- Positive numbers whose product of digits is 7 times their sum.at n=24A062384
- Row sums of triangle A133913.at n=13A133914
- Triangle T(n,k): the coefficient of [x^k] of the series -(x-1)^(2*n+1) *Sum_{j>=0} (j+1)^n *binomial(j,n) * x^(j-n); columns 0<=k<n.at n=34A155163
- a(n) = 392*n - 1.at n=28A158004
- a(n) = 58*n^2 - 1.at n=13A158668
- Right edge of triangular table A138612.at n=30A166019
- First of two consecutive numbers with at least one 3 in their prime signature.at n=57A176313
- Triangle of coefficients of the numerator polynomials of the rational o.g.f.'s of the diagonals of A059297.at n=30A202017
- G.f.: 1/((1-t^7)^2*(1-t)*(1-t^3)*(1-t^5)*(1-t^9)*(1-t^11)*(1-t^13)).at n=65A266747
- Indices of primes followed by a gap (distance to next larger prime) of 32.at n=37A320714
- Distance of n-th iteration in an alternating rectangular spiral.at n=35A322108
- Numbers k such that k![4] - 16 is prime, where k![4] = A007662(k) = quadruple factorial.at n=29A329166
- a(n) is the number of sets modulo n which can be formed by a finite arithmetic sequence.at n=32A331503
- Numbers k which are the product of a cube greater than 1 and a prime, and where k-1 and k-2 are semiprimes.at n=28A350284
- Odd numbers k such that A173557(k) = A173557(sigma(k)), where A173557(n) is multiplicative with a(p^e) = p-1 and sigma is the sum of divisors function.at n=15A387159