Properties of the Number 27831

Twenty-Seven Thousand Eight Hundred Thirty-One

Basics

Value: 27830 → 27831 → 27832

Parity: odd

Prime: No

Previous Prime: 27827

Next Prime: 27847

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 9277

Divisors: 1, 3, 9277, 27831

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110010110111

Octal: 66267

Duodecimal: 14133

Hexadecimal: 6cb7

Square: 774564561

Square Root: 166.82625692618055

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 distinct terms in row n of triangle A230871. A231331

Positions of squares in A276573. A277014

If x² + 2·y² is prime for all positive integers·and y with m = x·y then m is in the sequence. A287799

Expansion of 1 / ((1-2·x) * (1-4·x) * (1-11·x)). A16293

a(n) = prime(2·n²) - 2·n². A141086

Expansion of 1/(1 - 4·x + 2·x² + 4·x³ - 2·x⁴). A27831