Properties of the Number -232

Two Hundred Thirty-Two

Basics

Value: -233 → -232 → -231

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 7

Digital Root: 7

Palindrome: Yes

Factorization: 2 ³ × 29

Divisors: 1, 2, 4, 8, 29, 58, 116, 232

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11101000

Octal: -350

Duodecimal: -174

Hexadecimal: -e8

Square: 53824

Square Root: 15.231546211727817

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

Expansion of (sqrt(1+3·x) + sqrt(1-x))/(2·sqrt(1-x)). A99323

Image of primes (A000040) under "little Hankel" transform that sends [c₀, c₁, ...] to [d₀, d₁, ...] where d_n = c_n² - c_n+1*c_n-1. A56221

Riordan array (1/(1+4x+x²), x/(1+4x+x²)). A159764

G.f.: Im((i; x)_inf), where (a; q)_inf is the q-Pochhammer symbol, i = sqrt(-1). A278400

McKay-Thompson series of class 4D for the Monster group. A7249

Expansion of ∏_m>=1 (1+q^m)^-4. A22599

a(n) = coefficient of·in (1+x)ⁿ mod (1+x⁴). A99587

Expansion of 1/∑_k>=0 x^k³. A323633

Coefficients T(n,k) of xⁿ*y^k in the function A(x,y) that satisfies: y = ∑_n=-oo..+oo x^2·n+1 * (1 - xⁿ)ⁿ⁺¹ * A(x,y)ⁿ, as a triangle read by rows with k = 0..n for each row index n >= 0. A357400

a(n) = n! - n⁴. A196411