Properties of the Number 86009

Eighty-Six Thousand Nine

Basics

Value: 86008 → 86009 → 86010

Parity: odd

Prime: No

Previous Prime: 85999

Next Prime: 86011

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 11 × 1117

Divisors: 1, 7, 11, 77, 1117, 7819, 12287, 86009

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111111111001

Octal: 247771

Duodecimal: 41935

Hexadecimal: 14ff9

Square: 7397548081

Square Root: 293.272910443498

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 (ordered partitions) of n into distinct parts >= 3. A339101

Consider sequence of fractions A066657/A066658 produced by ratios of terms in A066720; let m = smallest integer such that all fractions 1/n, 2/n, ..., (n-1)/n have appeared when we reach A066720(m) = k; sequence gives values of m; set a(n) = -1 if some fraction i/n never appears. A66849

Number of compositions of n such that the first part is 1 and the second differences of the parts are in {-3,...,3}. A239553

Number of admissible sequences of order j; related to 7x+1 problem. A174796

Number of 1's in decimal expansion of n². A86009

Number of nX5 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 0 vertically. A207957