Properties of the Number 52823

Fifty-Two Thousand Eight Hundred Twenty-Three

Basics

Value: 52822 → 52823 → 52824

Parity: odd

Prime: No

Previous Prime: 52817

Next Prime: 52837

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 101 × 523

Divisors: 1, 101, 523, 52823

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100111001010111

Octal: 147127

Duodecimal: 2669B

Hexadecimal: ce57

Square: 2790269329

Square Root: 229.83254773856552

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 inequivalent (mod D₃) ways to place 4 points on a triangular grid of side n so that they are not vertices of an equilateral triangle of any orientation. A243143

a(n) is the number of 5 element sets of distinct integer-sided trapezoids whose base angles are 60 degrees that fill an equilateral triangular grid of side n units formed by directly binary space partitioning 3-trapezoid sets without forming 4-trapezoid sets. A391203

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 29 ones. A31797

Indices of primes in sequence defined by A(0) = 31, A(n) = 10·A(n-1) - 9 for n > 0. A101823

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, -1, 1), (-1, 0, -1), (0, 1, 0), (1, 0, 0)}. A149839

A simple grammar: cycles of pairs of sequences. A52823