17182
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 19
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 2
Divisibility
- Divisor Count
- 12
- Divisor Sum
- 28728
- Proper Divisor Sum (Aliquot Sum)
- 11546
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 7700
- Möbius Function
- 0
- Radical
- 1562
- Omega Function (Ω)
- 4
- 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
- 79
- 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
- The generalized Conway-Guy sequence w^{1}.at n=16A006755
- Number of partitions of n such that m(greatest part) >= m(1), where m = multiplicity.at n=42A240080
- Difference between maximum and minimum sum of products of successive pairs in permutations of [n].at n=46A306262
- Sum of the even parts in the partitions of n into 9 parts.at n=33A309659
- Elements of cycles for iterations of A329623: n -> |n - concat(sum of adjacent digits of n)|.at n=23A328142
- Smallest elements of the cycles of (iterations of) A329623: n -> |concat(sum of adjacent digits of n) - n|.at n=17A328279
- Antidiagonal sums of A342819.at n=46A377375