14041
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- yes
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 14800
- Proper Divisor Sum (Aliquot Sum)
- 759
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 13284
- Möbius Function
- 1
- Radical
- 14041
- 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
- 45
- 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
- no
- Odd
- yes
Appears in sequences
- Pseudoprimes to base 15.at n=23A020143
- Strong pseudoprimes to base 15.at n=3A020241
- Palindromes of form n^2 + 3*n + 1.at n=11A028349
- Palindromic lucky numbers.at n=37A031161
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 76 ones.at n=14A031844
- Lucky numbers that are both palindromic and nonprime.at n=30A031880
- Numbers having four 3's in base 8.at n=13A043436
- a(n) = smallest palindrome > a(n-1) such that a(1)*a(2)*...*a(n) - 1 is a prime.at n=25A051954
- Expansion of (1-x)/(1-x-2*x^2+x^3).at n=18A052547
- Numbers k such that k and its reversal are both multiples of 19.at n=38A062907
- Centered 18-gonal numbers.at n=39A069131
- Numbers n for which there are exactly five k such that n = k + reverse(k).at n=27A072429
- Denominators of continued fraction convergents to sinh(1).at n=9A078981
- Triangle read by rows of number of Catalan paths (nonnegative, starting and ending at 0, step +/-1) of 2n steps with all values less than or equal to k.at n=49A080935
- Number of Catalan paths (nonnegative, starting and ending at 0, step +/-1) of 2*n steps with all values <= 5.at n=10A080937
- Duplicate of A083829.at n=12A083455
- Diagonal of A083464.at n=17A083465
- Palindromes k such that 3k + 1 is also a palindrome.at n=12A083829
- Palindromes n such that 4n + 1 is also a palindrome.at n=13A083831
- Expansion of (1 + 8x - 9x^2)/(1 - 3x + 3x^2 - 1001x^3).at n=4A092806