Properties of the Number 85506

Eighty-Five Thousand Five Hundred Six

Basics

Value: 85505 → 85506 → 85507

Parity: even

Prime: No

Previous Prime: 85487

Next Prime: 85513

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 14251

Divisors: 1, 2, 3, 6, 14251, 28502, 42753, 85506

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111000000010

Octal: 247002

Duodecimal: 41596

Hexadecimal: 14e02

Square: 7311276036

Square Root: 292.4140899477999

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

Row 3 of A328464: a(n) = A276156(8n - 4) / 6. A328466

Number of permutations of length n which avoid the patterns 231, 1432, 4123. A116734

Number of strictly increasing arrangements of 7 nonzero numbers in -(n+5)..(n+5) with sum zero. A188126

Number of tatami tilings of an 8 X n grid (with monomers allowed). A192094

Number of (n+2)X(n+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261257

Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261263

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00010101 00100101 or 01010101. A261265

Number of {-1,0,1} n X n matrices that have (real and) positive eigenvalues. A85506