Properties of the Number 28234

Twenty-Eight Thousand Two Hundred Thirty-Four

Basics

Value: 28233 → 28234 → 28235

Parity: even

Prime: No

Previous Prime: 28229

Next Prime: 28277

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 19 × 743

Divisors: 1, 2, 19, 38, 743, 1486, 14117, 28234

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110111001001010

Octal: 67112

Duodecimal: 1440A

Hexadecimal: 6e4a

Square: 797158756

Square Root: 168.02975926900567

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 k such that k⁴⁰⁹⁶ + 1 is prime (a generalized Fermat prime). A88362

Coefficients in the power series A(x) such that: A(x)² = ∑_n=-oo..+oo xⁿ * (1 - xⁿ⁺¹)ⁿ⁺¹ * A(x)ⁿ. A357202

Number of different aperiodic multisets that fit within some normal multiset of size n. A303976

The smallest number in base n such that two digits (and no fewer) need to be changed to get a prime. A370531

Square table read by upwards antidiagonals: T(m,n) = A103438(2·m-1,n)/A103438(1,n) for m>=1, n>=1. A339019

If n = p₁^e_1 * ... * p_k^e_k, p₁ < ... < p_k primes, then a(n) = n/p₁^e_1, with a(1) = 1. A28234

Number of n X 5 0..1 arrays with every element equal to 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. A298164