14698
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 28
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 22050
- Proper Divisor Sum (Aliquot Sum)
- 7352
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 7348
- Möbius Function
- 1
- Radical
- 14698
- 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
- 133
- 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
- Numbers k such that the continued fraction for sqrt(k) has period 3.at n=34A013643
- For each prime p take the sum of nonprimes < p.at n=42A045717
- a(n) = T(2*n+1, n), array T as in A047080.at n=9A047086
- Numbers k such that the Reverse and Add! trajectory of k (presumably) does not reach a palindrome (with the exception of k itself) and does not join the trajectory of any term m < k.at n=37A088753
- Number of permutations of length n which avoid the patterns 123 and 4312.at n=23A116699
- Row sums of A163334 and A163336 divided by 6.at n=42A163479
- Number of binary strings of length n with no substrings equal to 0010 or 1001.at n=12A164403
- Triangle read by rows: T(n,k) is the number of cycle-up-down permutations of {1,2,...,n} having k cycles (1<=k<=n).at n=38A186366
- Number of 8-element subsets of {1, 2, ..., n} having pairwise coprime elements.at n=18A186984
- Number of binary increasing trees with n nodes and "min-path" of length 4.at n=8A212258
- Expansion of Product_{k>=1} (1 + x^k + x^(3*k)).at n=52A264905
- Number of symmetric bargraphs having semiperimeter n (n>=2).at n=17A273905
- Numbers k such that the Reverse and Add! trajectory of k (presumably) does not reach a palindrome and does not join the trajectory or one of the reverse numbers of the trajectory of any term m < k.at n=35A306232
- Number of cycle-up-down permutations of [n^2] having n cycles.at n=3A344532