Properties of the Number 86085

Eighty-Six Thousand Eighty-Five

Basics

Value: 86084 → 86085 → 86086

Parity: odd

Prime: No

Previous Prime: 86083

Next Prime: 86111

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 1913

Divisors: 1, 3, 5, 9, 15, 45, 1913, 5739, 9565, 17217

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000001000101

Octal: 250105

Duodecimal: 41999

Hexadecimal: 15045

Square: 7410627225

Square Root: 293.4024539774676

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 binomial(4k, k) - 1 is prime. A125240

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 155", based on the 5-celled von Neumann neighborhood. A279253

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 324", based on the 5-celled von Neumann neighborhood. A281105

Numbers k such that k*(k+1)-1 and k*(k+1)+1 are twin primes and k*(k+3)-1 and k*(k+3)+1 are also twin primes. A138303

Expansion of ∏_k>=1 1/(1 - x^k)^k*(2·k-1). A278767

Primes p such that p + floor(sqrt(p)) is prime. A86085