Properties of the Number -2162

One Hundred Sixty-Two

Basics

Value: -2163 → -2162 → -2161

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 23 × 47

Divisors: 1, 2, 23, 46, 47, 94, 1081, 2162

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100001110010

Octal: -4162

Duodecimal: -1302

Hexadecimal: -872

Square: 4674244

Square Root: 46.49731175025068

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 (ψ(-x) * φ(x)⁴)² in powers of·where φ(), ψ() are Ramanujan θ functions. A209942

The generating function A(x) satisfies the functional equation: A(x)+x = x·A(A(x)). A381666

Expansion of q·f(-q²⁰) / (f(q) * χ(-q⁵)) in powers of q where f(), χ() are Ramanujan θ functions. A145724

Oblong (or promic, pronic, or heteromecic) numbers: a(n) = n*(n+1). A2378

a(n) = n*φ(n). A2618

a(n) = 2·n*(2·n+1). A2943

Product of a prime and the previous number. A36689

Coordination sequence for 3D uniform tiling formed by stacking parallel layers of the 4.6.12 2D tiling (cf. A072154). A299258

Expansion of g.f.: (1+x)/(1-46·x). A170766

Numbers k such that k⁶⁴ + 1 is prime. A6316