Properties of the Number -32791

Thirty-Two Thousand Seven Hundred Ninety-One

Basics

Value: -32792 → -32791 → -32790

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 11 ² × 271

Divisors: 1, 11, 121, 271, 2981, 32791

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000000000010111

Octal: -100027

Duodecimal: -16B87

Hexadecimal: -8017

Square: 1075249681

Square Root: 181.08285396469762

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

Number of maximal subsets of {1..n} such that it is possible to choose a different binary index of each element. A370640

Pseudoprimes to base 3 that are not squarefree. A244065

Strong pseudoprimes to base 9. A20235

First primitive GF(2)[X] polynomials of degree n with exactly 5 terms. A132451

a(n) = (1/2)*(n²+n+2)*(n²+3·n+1). A58310

Number of (w,x,y,z) with all terms in {1,...,n} and w+x>=2y+2z. A212565

Numbers such that antisigma(n) mod σ(n) = φ(n), where antisigma(n) is the sum of the numbers less than n that do not divide n, σ(n) is the sum of the divisors of n and φ(n) is the Euler totient function of n. A272338

Pseudoprimes to base 9 that are not squarefree. A306448

Pseudoprimes to base 3 that are not squarefree, including the non-coprime pseudoprimes. A306452

a(n) = T(n,n+3), array T as in A047130. A47138