14171
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 3
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 14592
- Proper Divisor Sum (Aliquot Sum)
- 421
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 13752
- Möbius Function
- 1
- Radical
- 14171
- 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
- yes
- Harshad Number
- no
- Narcissistic Number
- no
- Collatz Steps
- 151
- 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
- Numbers having four 3's in base 8.at n=24A043436
- Numbers n such that there are exactly 4 primes p such that floor(n*log(n))+1<=p<=floor((n+1)*log(n+1))-1.at n=2A068362
- Theorems from propositional calculus, translated into decimal digits.at n=16A101273
- a(n) = (3*n+1)*a(n-1) - a(n-2), starting a(0)=0, a(1)=1.at n=5A121351
- a(n) is the smallest number whose name in US English contains n vowels.at n=15A158352
- a(n) is the smallest number greater than a(n-1) whose name in US English contains n vowels.at n=15A158353
- a(n) is the smallest number whose name in UK English contains n vowels.at n=16A158354
- a(n) is the smallest number greater than a(n-1) whose name in UK English contains n vowels.at n=16A158355
- Row sums of triangle defined in A113820.at n=33A160968
- Number of (w,x,y,z) with all terms in {1,...,n} and w^3>x^3+y^3+z^3.at n=17A212099
- Number of nondecreasing sequences of 6 1..n integers with no element dividing the sequence sum.at n=14A212873
- Number of Lyndon compositions (aperiodic necklaces of positive integers) with sum n and successive parts (including the last with the first part) being indivisible.at n=33A318746
- Records in A348249.at n=19A348255