8296
domain: N
Properties
Digital Properties
- Digit Count
- 4
- Digit Sum
- 25
- Digital Root
- 7
- Palindromic Number
- no
- Repdigit
- no
- Automorphic
- no
- Kaprekar Number
- no
- Multiplicative Persistence
- 4
Divisibility
- Divisor Count
- 16
- Divisor Sum
- 16740
- Proper Divisor Sum (Aliquot Sum)
- 8444
- 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
- 3840
- Möbius Function
- 0
- Radical
- 2074
- 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
- 127
- 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
- A Fielder sequence: a(n) = a(n-1) + a(n-2) - a(n-7), n >= 8.at n=19A001636
- Number of convex polygons of length 2n on square lattice whose leftmost bottom vertex is strictly to the left of the rightmost top vertex.at n=7A005768
- Square of the lower triangular normalized Eulerian number matrix.at n=11A027537
- Second column of A027537.at n=3A027547
- Numbers k such that k^2 is palindromic in base 7.at n=37A029992
- Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 45.at n=23A031543
- Numbers k such that k^128 + 1 is prime.at n=21A056994
- Smallest member of triple of consecutive numbers each of which is the sum of two different nonzero squares.at n=38A064715
- Lesser of three consecutive nonsquare integers each of which is the sum of two squares.at n=37A073412
- Number of isomorphism classes of connected 4-regular multigraphs of order n, loops allowed.at n=8A085549
- Where records occur in A093101.at n=18A093651
- Integers that are Rhonda numbers to base 12.at n=7A100971
- Integers that are Rhonda numbers to more than one base.at n=12A100988
- Number of partitions of n having positive even rank (the rank of a partition is the largest part minus the number of parts).at n=40A101708
- Numbers k such that 10^k + 3*R_k + 6 is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=23A102933
- Power each digit individually according to its position and add the numbers.at n=6A112638
- Numbers k such that k / (A000005(k)*(A000005(k)+1)/2) is an integer.at n=34A160921
- a(n) = (4*n^3 + n^2 - 3*n)/2.at n=16A172073
- Number of permutations of length n that can be sorted in 2^(n-1)-1 steps of Elizalde and Winkler's homing algorithm.at n=7A173469
- Number of distinct n X 2 toroidal 0..3 arrays.at n=3A184273