Properties of the Number 30586

Thirty Thousand Five Hundred Eighty-Six

Basics

Value: 30585 → 30586 → 30587

Parity: even

Prime: No

Previous Prime: 30577

Next Prime: 30593

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 41 × 373

Divisors: 1, 2, 41, 82, 373, 746, 15293, 30586

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111011101111010

Octal: 73572

Duodecimal: 1584A

Hexadecimal: 777a

Square: 935503396

Square Root: 174.88853593074649

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

Number of compositions of n into pairwise relatively prime parts. A101268

a(0) = 1, a(1) = 2; for n>=2 a(n) is the number of degree-n reducible polynomials over GF(2). A58766

Number of all polyhedra (tetrahedra of any orientation and octahedra) of any size, formed when intersecting a regular tetrahedron by planes parallel to its sides and dividing its edges into n equal parts. A216175

Number of irreducible nonpositively curved triangulations of an n-gon: All internal vertices have at valence at least 6 and no diagonals of the n-gon are allowed. A60050

Numbers k such that 4·10^k + 49 is prime. A290878

Write n in base 6, then complement each digit (d -> 5-d) and juxtapose. A30586

Equals two maps: number of nX2 binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal, vertical and antidiagonal neighbors in a random 0..3 nX2 array. A220529