Properties of the Number -176

One Hundred Seventy-Six

Basics

Value: -177 → -176 → -175

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 11

Divisors: 1, 2, 4, 8, 11, 16, 22, 44, 88, 176

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10110000

Octal: -260

Duodecimal: -128

Hexadecimal: -b0

Square: 30976

Square Root: 13.2664991614216

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

Alternating sum σ(1)-σ(2)+σ(3)-σ(4)+...+((-1)ⁿ⁺¹)*σ(n). A68762

a(n) = a(n-1) - a(n-3) with a(1)=0, a(2)=0, a(3)=1. A50935

Triangle of coefficients in expansion of (x-1)*(x-3)*(x-5)*...*(x-(2·n-1)). A39757

Coefficients of the '3rd-order' mock θ function ν(q). A53254

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

McKay-Thompson series of class 12I for the Monster group. A58487

Expansion of q^-1/2 * (η(q) * η(q²))⁴ in powers of q. A30211

Expansion of (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 3. A60022

Real parts of the recursive sequence a(n+2) = ∑_k=0..n binomial(n,k)*a(k)*a(n+1-k), with a(0)=2, a(1)=2i. A289088

Partial alternating sums of the sum of unitary divisors function (A034448). A370898