14374
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
- 4
Divisibility
- Divisor Count
- 4
- Divisor Sum
- 21564
- Proper Divisor Sum (Aliquot Sum)
- 7190
- Abundant Number
- no
- Perfect Number
- no
- Deficient Number
- yes
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 7186
- Möbius Function
- 1
- Radical
- 14374
- 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
- 32
- 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
- yes
- Odd
- no
Appears in sequences
- McKay-Thompson series of class 24A for Monster.at n=27A058571
- a(n) = smallest number greater than a(n-1) having a largest proper divisor that is greater than and coprime to a(n-1); a(1) = 1.at n=35A098144
- Expansion of x/((1 - x - x^4)*(1 - x)^5).at n=14A145134
- a(n) = 625*n - 1.at n=22A158374
- a(n) = floor(1/{(10+n^4)^(1/4)}), where {}=fractional part.at n=32A184634
- Number of Gaussian primes (in the first half quadrant; i.e., 0 to 45 degrees) with real part <= 2^n.at n=9A186903
- a(n) = n^3 - 2*n^2 - 1.at n=24A214731
- Number of partitions of n containing at least one prime.at n=35A235945
- a(n) = PrimePi(n^3) - PrimePi(n)^3, where PrimePi = A000720.at n=59A291538
- Successive negative minima of Gram's points g(n) of the Riemann zeta function.at n=7A326891
- Numbers m > 3 such that m-1, m, m+1 belong to A307002.at n=45A340748
- Number of integer partitions of n whose parts do not have the same mean as median.at n=35A359894
- a(n) = Sum_{k=0..n} 3^k * binomial(n,k) * binomial(n+1,k).at n=5A388047