8024
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 14
- Digital Root
- 5
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 1
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 16200
- Proper Divisor Sum (Aliquot Sum)
- 8176
- Abundant Number
- yes
- Perfect Number
- no
- Deficient Number
- no
- Highly Composite
- no
- Weird Number
- no
- Untouchable Number
- no
- Primitive Abundant
- yes
Derived Values
- Euler's Totient
- 3712
- Möbius Function
- 0
- Radical
- 2006
- Omega Function (Ω)
- 5
- 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
- 44
- 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
- Coordination sequence for Cr3Si, Si position.at n=23A009927
- Coordination sequence for Ni2In, Position Ni2.at n=27A009942
- Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BEA = Beta Na7[Al7Si57O128] starting with a T5 atom.at n=12A019071
- [ 3rd elementary symmetric function of {sqrt(k+1)} ], k = 1,2,...,n.at n=11A025220
- a(n) = 2^n - n^2 + 1.at n=13A030110
- Positive numbers having the same set of digits in base 6 and base 9.at n=37A037436
- Numbers whose base-6 representation has exactly 6 runs.at n=22A043614
- Numbers whose base-5 representation contains exactly two 2's and three 4's.at n=31A045288
- Increasing sequence with no repeating digits and no digits shared with previous term.at n=28A054659
- a(n) = |{m : multiplicative order of 4 mod m=n}|.at n=49A059886
- a(n) = (n/2)*(n + 1)*(3*n + 11).at n=15A059997
- a(n) = A077704(n+1)/A077704(n).at n=12A077705
- Number of walks of length n between two nodes at distance 4 in the cycle graph C_9.at n=12A095369
- Smallest available integer which fits into the repeating pattern 02468.at n=10A098757
- a(n) = C(n,a)+C(n,b)+C(n,c)... where n = abc... are the decimal digits of n.at n=16A111696
- Sums of three consecutive heptagonal numbers.at n=32A129111
- a(n) = n*(n+1)*(11*n+1)/6.at n=16A132112
- a(n) = n*(7*n-2).at n=34A135703
- Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 0), (0, -1, 1), (1, 1, -1), (1, 1, 0)}.at n=8A149201
- Numbers k such that k / (A000005(k)*(A000005(k)+1)/2) is an integer.at n=33A160921