Properties of the Number -28793

Twenty-Eight Thousand Seven Hundred Ninety-Three

Basics

Value: -28794 → -28793 → -28792

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 28793

Divisors: 1, 28793

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000001111001

Octal: -70171

Duodecimal: -147B5

Hexadecimal: -7079

Square: 829036849

Square Root: 169.6850022836432

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

Smaller of two consecutive primes whose sum is a square. A61275

T(n,k)=Number of nXk binary arrays with no two ones adjacent horizontally, diagonally or antidiagonally. A228683

Lesser of consecutive primes whose sum is a perfect power (A001597). A91624

Compound filter (summands of A004001 & summands of A005185): a(n) = P(A286541(n), A286559(n)), where P(n,k) is sequence A000027 used as a pairing function, with a(1) = a(2) = 0. A286560

Numbers n such that 6·5ⁿ + 1 is prime. A143279

n·10²-1, n·10²-3, n·10²-7 and n·10²-9 are all prime. A64976

Primes of the form 2n² - 7. A201714

Number of 2 X 2 matrices with all elements in {-n,..,0,..,n} with determinant = 2·permanent. A280343

Primes in A338529/2. A338533

Numbers k such that the continued fraction for sqrt(k) has period 77. A20416