14653
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
- 2
- Divisor Sum
- 14654
- Proper Divisor Sum (Aliquot Sum)
- 1
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 14652
- Möbius Function
- -1
- Radical
- 14653
- Omega Function (Ω)
- 1
- Little Omega Function (ω)
- 1
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
- 71
- Smith Number
- no
- Vampire Number
- no
Primality
- Prime
- yes
- Composite Number
- no
- Semiprime
- no
- Squarefree Number
- yes
- Prime Power
- yes
- Prime Factorization
- no
- Twin Prime
- no
- Mersenne Prime
- no
- Sophie Germain Prime
- no
- Safe Prime
- no
- Powerful Number
- no
- Achilles Number
- no
- Prime Index
- 1716
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- a(n) = Sum_{k=0..n} (k+1) * A026747(n, k).at n=10A027227
- a(n) = Sum_{ d|n } sigma(n/d)*d^4.at n=10A027848
- Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 8.at n=28A031421
- Sums of distinct powers of 11.at n=19A033047
- Primes of the form 666*n + 1.at n=6A037029
- Sums of 3 distinct powers of 11.at n=4A038491
- Numbers n such that n and n+4^k are all primes for k=1,2,3.at n=30A049493
- Number of factorizations with 2 levels of parentheses indexed by prime signatures. A050338(A025487).at n=36A050339
- a(n) = next prime after n^4.at n=10A053786
- First term of weak prime quintets: p(m+1)-p(m) < p(m+2)-p(m+1) < p(m+3)-p(m+2) < p(m+4)-p(m+3).at n=34A054823
- Fifth term of weak prime quintets: p(m-3)-p(m-4) < p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1).at n=33A054827
- Centered 22-gonal numbers.at n=36A069173
- Primes that can be written as 1+p+p^k, p prime and k > 1.at n=17A084444
- Smallest prime of the form n^j+(n+1)^k, with j,k integer > 0, max(j,k)>1.at n=10A093575
- Smallest prime >= 11^n.at n=4A104087
- Sum of the primes in ordered 3 X 3 prime squares.at n=28A105089
- Primes of the form 11x^3+x+1.at n=5A114355
- Primes of the form k^2 + 12.at n=20A138368
- Primes congruent to 36 mod 47.at n=38A142387
- Primes congruent to 25 mod 53.at n=33A142555