Properties of the Number 6876

Six Thousand Eight Hundred Seventy-Six

Basics

Value: 6875 → 6876 → 6877

Parity: even

Prime: No

Previous Prime: 6871

Next Prime: 6883

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 191

Divisors: 1, 2, 3, 4, 6, 9, 12, 18, 36, 191

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101011011100

Octal: 15334

Duodecimal: 3B90

Hexadecimal: 1adc

Square: 47279376

Square Root: 82.92164976651152

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Generalized 25-gonal (or icosipentagonal) numbers: m*(23·m - 21)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303304

Polar structured meta-anti-diamond numbers, the n-th number from a polar structured n-gonal anti-diamond number sequence. A100188

a(n) = ChebyshevT(3, n). A144129

T(n,k)=Number of length-n 0..k arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1. A269640

a(n) = (n+1)*(a(n-1)/n + a(n-2)), with a(0)=1, a(1)=2. A13989

Cluster series for honeycomb. A3204

Square array A(1,k) = A265905(k), A(n>1,k) = A(n-1, k+1) - A(n-1, k); successive differences of A265905 read by descending antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ... A275950

Number of labeled simple graphs with n vertices and exactly n - 1 endpoints (vertices of degree 1). A327370

Chebyshev sequence T(n,12) with Diophantine property. A77424

Triangle T(n, k) = binomial(n, k) * A000085(n-k), 0 <= k <= n. A111062