14014
domain: N
Properties
Digital Properties
- Digit Count
- 5
- Digit Sum
- 10
- Digital Root
- 1
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 24
- Divisor Sum
- 28728
- Proper Divisor Sum (Aliquot Sum)
- 14714
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- no
Derived Values
- Euler's Totient
- 5040
- Möbius Function
- 0
- Radical
- 2002
- Omega Function (Ω)
- 5
- Little Omega Function (ω)
- 4
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
- 89
- 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
- Place n equally-spaced points around a circle and join every pair of points by a chord; this divides the circle into a(n) regions.at n=25A006533
- Number of diagonal dissections of a convex (n+6)-gon into n regions.at n=4A007160
- a(n) = 1*t(n) + 2*t(n-1) + ... + k*t(n+1-k), where k=floor((n+1)/2) and t = A002808 (composite numbers).at n=46A023863
- a(n) = A026618(2*n, n-2).at n=6A026618
- a(n) = (n+1)*binomial(n+1,4).at n=10A027764
- a(n) = (n + 1)*binomial(n + 1, 10).at n=4A027770
- Even elements in the 5-Pascal triangle A028313.at n=52A028317
- Distinct even elements in the 5-Pascal triangle A028313.at n=29A028320
- Even elements to the right of the central elements of the 5-Pascal triangle A028313.at n=22A028321
- Elements to the right of the central elements of the 5-Pascal triangle A028313 that are not 1.at n=50A028324
- Number of diagonal dissections of an n-gon into 5 regions.at n=5A033277
- Triangle read by rows: T(n, k) is the number of diagonal dissections of a convex n-gon into k+1 regions.at n=40A033282
- Numbers n such that product of n with sum of next n consecutive integers is palindromic.at n=3A037050
- First numerator and then denominator of the elements to the right of the central elements of the 1/3-Pascal triangle (by row), excluding 1's and 3's.at n=50A046549
- Even numbers in the numerators of the 1/3-Pascal triangle (by row).at n=52A046558
- Even numbers in the numerators of the 1/3-Pascal triangle (by row).at n=54A046558
- Distinct even numbers in the numerators of the 1/3-Pascal triangle (by row).at n=28A046559
- Distinct numbers in writing first numerator and then denominator of each element to the right of the central elements of the 1/3-Pascal triangle (by row).at n=49A046560
- Distinct even numbers in writing first numerator and then denominator of each element to the right of the central elements of the 1/3-Pascal triangle (by row).at n=21A046562
- Partial sums of A034263.at n=9A051947