14051
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 11
- Digital Root
- 2
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 2
- Divisor Sum
- 14052
- 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
- 14050
- Möbius Function
- -1
- Radical
- 14051
- 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
- 58
- 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
- 1657
- Perfect Power
- no
- Smooth Number
- no
- Carmichael Number
- no
Classification
- Even
- no
- Odd
- yes
Appears in sequences
- Fibonacci sequence beginning 2, 13.at n=16A022116
- Primes of the form k^2 + k + 9.at n=14A027758
- Numbers whose set of base-8 digits is {3,4}.at n=32A032832
- Numbers having four 3's in base 8.at n=19A043436
- Primes p from A031924 such that A052180(primepi(p)) = 13.at n=22A052233
- Least prime in A031924 (lesser of 6-twins) such that the distance to the next 6-twin is 2*n.at n=43A052352
- Numbers k such that k^18 == 1 (mod 19^3).at n=37A056089
- Primes p whose period of reciprocal equals (p-1)/5.at n=26A056210
- Primes which are sandwiched between two numbers having the same unordered canonical form.at n=40A074460
- a(n) = (2^(n-1))*(Integral_{x=0..1} (1+x^2)^n dx)/(Integral_{x=0..1} (1-x^2)^n dx).at n=7A088854
- Number of permutations with exactly 1 valley which avoid the pattern 1324.at n=8A099743
- Primes p such that the largest prime divisor of p^4+1 is less than p.at n=1A102326
- Numbers k such that 11k = 6j^2 + 6j + 1.at n=29A106388
- a(0)=0; a(1)=1; a(n) = Sum_{k=1..[sqrt(n)]} a(n-k) for n>=2.at n=19A132915
- Primes of the form 2*p(k)+3*p(k+1)+4*p(k+2) for some k, where p(k)=A000040(k).at n=40A138665
- Primes congruent to 28 mod 37.at n=41A142137
- Primes congruent to 45 mod 47.at n=38A142396
- Primes congruent to 37 mod 49.at n=39A142445
- Primes congruent to 6 mod 53.at n=28A142536
- Primes congruent to 26 mod 55.at n=40A142619