Properties of the Number 28667

Twenty-Eight Thousand Six Hundred Sixty-Seven

Basics

Value: 28666 → 28667 → 28668

Parity: odd

Prime: No

Previous Prime: 28663

Next Prime: 28669

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 109 × 263

Divisors: 1, 109, 263, 28667

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111111111011

Octal: 67773

Duodecimal: 1470B

Hexadecimal: 6ffb

Square: 821796889

Square Root: 169.31331902718108

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

Main diagonal of array in A083140. A83141

Reflected (see A074058) pentanacci numbers A074048. A74062

Expansion of (1 - x + 5x²)/((1-x)*(1-2x)). A154118

Position of 30ⁿ among 5-smooth numbers A051037. A372400

a(n) = Fibonacci(n + 2) + floor(n/2). A167270

Number of real integers in n-th generation of tree T(4i) defined in Comments. A274163

Number of permutations w in S_n that form Boolean intervals [s, w] in the Bruhat order for every simple reflection s in the support of w. A331347

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, 1), (0, 0, 1), (1, -1, -1), (1, 1, -1)}. A148379

Galois numbers for p=5; order of group AGL(n,5). A28667