Properties of the Number -31952

Thirty-One Thousand Nine Hundred Fifty-Two

Basics

Value: -31953 → -31952 → -31951

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁴ × 1997

Divisors: 1, 2, 4, 8, 16, 1997, 3994, 7988, 15976, 31952

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110011010000

Octal: -76320

Duodecimal: -165A8

Hexadecimal: -7cd0

Square: 1020930304

Square Root: 178.75122377203465

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

T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element. A283347

Expansion of F(x) where F(x) = 1 + x / (1 - x·F(x) * F(-x²) ). A238426

Expansion of 1/(1 - ∑_k>=1 x^{k+floor(1/2+sqrt(k}))). A280240

Number of nX3 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element. A283342

Number of n X 6 0..1 arrays with no 1 equal to more than two of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element. A283345

a(n) is the least base in which the Fibonacci number A000045(n) is a palindrome. A372754

a(n) is the number of semi-meanders with n top arches that have at least one arch with length 1 adjacent to the center of the top arch configuration or at either end of the arch configuration. A333971