14288
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 23
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 20
- Divisor Sum
- 29760
- Proper Divisor Sum (Aliquot Sum)
- 15472
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 6624
- Möbius Function
- 0
- Radical
- 1786
- Omega Function (Ω)
- 6
- 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
- no
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 76
- 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
- yes
- Odd
- no
Appears in sequences
- Sum of first prime(n) primes.at n=21A022094
- Divide natural numbers in groups with prime(n) elements and add together.at n=14A034957
- a(n) = T(7,n), array T given by A048505.at n=7A048512
- a(n) = T(n,n), array T given by A048505.at n=7A048515
- Number of primes with prime length names in range 1 -> 10^n.at n=5A072687
- The 5-cycle of the n => sigma(n)-n process, where sigma(n) is the sum of divisors of n (A000203).at n=1A072891
- A Wallis pair (x,y) satisfies sigma(x^2) = sigma(y^2); sequence gives y's for indecomposable Wallis pairs with x < y (ordered by values of x).at n=31A075769
- Sum of the first 2n+1 primes.at n=39A109723
- Conjectured list of sociable numbers.at n=2A122726
- Ramanujan numbers (A000594) read mod 16384.at n=34A126824
- Number of binary strings of length n with no substrings equal to 0001 or 0101.at n=17A164395
- Conjectured list of multisociable numbers.at n=21A183019
- Number of 0..4 arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.at n=4A200882
- T(n,k) is the number of 0..k arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors.at n=32A200886
- Number of 0..n arrays x(0..6) of 7 elements without any interior element greater than both neighbors.at n=3A200890
- Number of nX1 0..4 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=7A203184
- T(n,k)=Number of nXk 0..4 arrays with every nonzero element less than or equal to some horizontal or vertical neighbor.at n=28A203191
- Numbers n such that n!*3^n + 1 is prime.at n=16A236169
- Composite numbers k such that k*phi(k) is in A002378.at n=15A256545
- Numbers which are representable as a sum of nineteen but no fewer consecutive nonnegative integers.at n=15A270303