Properties of the Number 28595

Twenty-Eight Thousand Five Hundred Ninety-Five

Basics

Value: 28594 → 28595 → 28596

Parity: odd

Prime: No

Previous Prime: 28591

Next Prime: 28597

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 7 × 19 × 43

Divisors: 1, 5, 7, 19, 35, 43, 95, 133, 215, 301

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111110110011

Octal: 67663

Duodecimal: 1466B

Hexadecimal: 6fb3

Square: 817674025

Square Root: 169.1005617968196

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

Octahedral numbers: a(n) = n*(2·n² + 1)/3. A5900

a(n) = (2·n - 1)*(8·n² - 8·n + 3)/3. A63496

Triangular array T(n,k) giving number of 3-connected graphs with n labeled nodes and k edges (n >= 4, ceiling(3·n/2) <= k <= n(n-1)/2). A123542

a(n) = 34·n² + 1. A158586

a(n) = 841·n + 1. A158404

Partial sums of the odd triangular numbers (A014493). A352116

Smallest order of the cyclotomic polynomial whose maximal coefficient in absolute value is n. A136418

Odd squarefree numbers n such that the cyclotomic polynomial φ(n,x) is not coefficient convex. A146960

Numerator of Bernoulli(n, -5/9). A158966

a(n) is the number of digits in the decimal representation of the smallest power of n that contains nine consecutive identical digits. A217184