9014
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 13524
- Proper Divisor Sum (Aliquot Sum)
- 4510
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 4506
- Möbius Function
- 1
- Radical
- 9014
- 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
- 91
- 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
- yes
- Odd
- no
Appears in sequences
- Self-convolution of row n of array T given by A026769.at n=7A027239
- 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 94.at n=14A031592
- Numbers in which all pairs of consecutive base-5 digits differ by 2.at n=39A033083
- Number of signed permutations in B_n which correspond to smooth Schubert varieties. These permutations avoid the following patterns: (-2 -1) (1 2 -3) (1 -2 -3) (-1 2 -3) (2 -1 -3) (-2 1 -3) (3 -2 1) (2 -4 3 1) (-2 -4 3 1) (3412) (3 4 -1 2) (-3 4 1 2) (4 1 3 -2) (4 -1 3 -2) (4 2 3 1) (4 2 3 -1) (-4 2 3 1).at n=7A061539
- Indices of primes in sequence defined by A(0) = 53, A(n) = 10*A(n-1) + 43 for n > 0.at n=11A101585
- T(n,k) = [x^k] Product_{m=1..n} d/dx Sum_{i=1..m} x^i; triangle read by rows, n >= 0, 0 <= k <= A161680(n).at n=37A139769
- Smallest sequence which lists the position of digits "8" in the sequence.at n=46A167450
- Number of nondecreasing -n..n vectors of length 3 whose dot product with some nondecreasing -n..n vector equals 3.at n=18A226411
- Number of partitions p of n containing floor((min(p) + max(p))/2) as a part.at n=37A238482
- Number of partitions of n that have odd sized Ferrers matrix.at n=35A238944
- Numbers n such that A = n - digitsum(n) is divisible by the largest power of 10 <= A.at n=33A242474
- Number of partitions of n into 6 parts such that every i-th smallest part (counted with multiplicity) is different from i.at n=37A244242
- Numbers k such that (107*10^k - 17)/9 is prime.at n=19A282281
- p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S^3 - S^4.at n=16A291402
- Number of subsets of {1,...,n + 1} containing n + 1 and such that all positive differences of distinct elements are distinct.at n=25A308251
- Positions of Zuckerman numbers within A342978, the ordered list of zeroless numbers according to k/A007954(k).at n=12A343036
- Number of odd-length integer partitions of n with a unique mode.at n=37A363726
- Irregular triangle read by rows: T(n,k) is number of sequences of length k over {0,1,...,n-1} containing no two consecutive blocks with the same average, n >= 1, 0 <= k <= A379914(n).at n=54A379998
- Numbers k such that A380459(k) has no divisors of the form p^p, while A003415(k) has such a divisor or is 0.at n=33A380474
- Consecutive states of the linear congruential pseudo-random number generator (421*s + 17117) mod 81000 when started at s=1.at n=29A385338