Properties of the Number 28830

Twenty-Eight Thousand Eight Hundred Thirty

Basics

Value: 28829 → 28830 → 28831

Parity: even

Prime: No

Previous Prime: 28817

Next Prime: 28837

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 31 ²

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 31, 62

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000010011110

Octal: 70236

Duodecimal: 14826

Hexadecimal: 709e

Square: 831168900

Square Root: 169.79399282660148

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

a(n) = n³ - n². A45991

Expansion of ∏_m>=1 (1+x^m)². A22567

a(n) = n² * φ(n). A53191

Numbers k such that 6·k+1, 6·k+7, 6·k+13, 6·k+19 are consecutive primes. A90839

a(n) = p²*(p-1), where p = prime(n). A135177

a(n) = 30·n². A244636

Minimal m > 0 such that Fibonacci(m) == 0 (mod n³). A132633

a(n) is the area of the rectangle whose edges are n and A375673(n). A375675

The Euler totient of the smallest cubefull number divisible by n. A390756

a(n) = n*(n+1)². A114364