Properties of the Number 8366

Eight Thousand Three Hundred Sixty-Six

Basics

Value: 8365 → 8366 → 8367

Parity: even

Prime: No

Previous Prime: 8363

Next Prime: 8369

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 47 × 89

Divisors: 1, 2, 47, 89, 94, 178, 4183, 8366

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10000010101110

Octal: 20256

Duodecimal: 4A12

Hexadecimal: 20ae

Square: 69989956

Square Root: 91.46584061823299

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

Numbers k such that σ(k) = σ(k+8). A15876

Numbers k such that σ(k) = σ(k+12). A15882

Expansion of (1-x)/(1+x-2·x²-x³). A78038

Triangle T(n,k) read by rows. T(n,1)=1; T(n,k) = ∑_i=1..k-1 ( T(n-i,k-1) + T(n-i,k) ), k>1. A175105

Numbers k such that 5 is the smallest decimal digit of k². A291630

a(n) = floor(binomial(n+7,7)/binomial(n+3,3)). A84628

Numbers k such that k + prime(k) gives a triangular number. A115882

First differences of A227693. A228115

T(n,k)=Half the number of nXk binary arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors. A183402

Irregular triangular array read by rows: T(n,k) = number of non-isomorphic unlabeled connected graphs with loops on n nodes and with k edges. A283755