Properties of the Number 28799

Twenty-Eight Thousand Seven Hundred Ninety-Nine

Basics

Value: 28798 → 28799 → 28800

Parity: odd

Prime: No

Previous Prime: 28793

Next Prime: 28807

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 31 × 929

Divisors: 1, 31, 929, 28799

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000001111111

Octal: 70177

Duodecimal: 147BB

Hexadecimal: 707f

Square: 829382401

Square Root: 169.7026811809407

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

Numbers n such that n!! + 2 is prime. A76185

Numbers k such that sum of the divisors d of k divides 1 + 2 + ... + k = k(k+1)/2. A76617

T(n,k) = 12·A046802(n,k) - 9·A008518(n,k) - 2·A007318(n,k), triangle read by rows (0 <= k <= n). A168293

(Product of twin primes - 1)/2. A120876

a(n) = n³ - n² - n. A152015

a(n) = 18·n² - 1. A157910

a(n) = 32·n² - 1. A158563

Numbers k such that 17 is the largest prime factor of k² - 1. A181452

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 473", based on the 5-celled von Neumann neighborhood. A282449

Number of rooted chains starting with the cycle (1)(2)(3)...(n) in the permutation poset of [n]. A375838