17141
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
- 17484
- Proper Divisor Sum (Aliquot Sum)
- 343
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 16800
- Möbius Function
- 1
- Radical
- 17141
- 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
- 172
- 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
- Strong pseudoprimes to base 53.at n=15A020279
- Nonprime numbers k such that sum of aliquot divisors of k is a cube.at n=40A048698
- Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 7.at n=20A051972
- Theorems from propositional calculus, translated into decimal digits.at n=24A101273
- Number of binary words of length n containing at least one subword 10^{8}1 and no subwords 10^{i}1 with i<8.at n=51A143288
- Positive numbers y such that y^2 is of the form x^2+(x+41)^2 with integer x.at n=12A157257
- Numbers k such that 7*10^k + 87 is prime.at n=21A274911
- MM-numbers of capturing, non-nesting multiset partitions (with empty parts allowed).at n=31A326260
- G.f.: Sum_{n>=0} x^n * Product_{k=3*n..4*n-1} (1 + (1+x)^k).at n=6A338182
- The positive odd numbers x such that x = c^2 - y and +-x = a +- y, where (a,b,c) is a primitive Pythagorean triple (PPT), a is odd and y is an even positive integer.at n=28A357535
- Expansion of e.g.f. exp(1 - 3*x - exp(x)).at n=8A367818