Properties of the Number 86995

Eighty-Six Thousand Nine Hundred Ninety-Five

Basics

Value: 86994 → 86995 → 86996

Parity: odd

Prime: No

Previous Prime: 86993

Next Prime: 87011

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 5 × 127 × 137

Divisors: 1, 5, 127, 137, 635, 685, 17399, 86995

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001111010011

Octal: 251723

Duodecimal: 42417

Hexadecimal: 153d3

Square: 7568130025

Square Root: 294.9491481594751

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

Array read by antidiagonals: T(m,n) is the number of fixed polyominoes that have a width of m and height of n. A292357

Not necessarily symmetric n X 4 crossword puzzle grids. A34187

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 45 ones. A31813

G.f.: 1 = ∑_n>=0 a(n) * xⁿ * (1 - (n+1)*x)³. A219779

Numbers n such that 4n+1, 4n+3, 4n+7, 4n+9 and 4n+13 are prime. A254376

The sequence of coefficients of a polynomial recursion: p(x,n)=If[Mod[n, 2] == 0, (x + 1)*p(x, n - 1), (x² + (2·n - 1)*x + 1)^Floor[n/2]] ( correction). A171146

Number of nX4 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A299664

Number of 1's in binary representation of n-th decimal digit in expansion of π. A86995