Properties of the Number -1162

One Hundred Sixty-Two

Basics

Value: -1163 → -1162 → -1161

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 83

Divisors: 1, 2, 7, 14, 83, 166, 581, 1162

Polygonal

Triangular: No

Square: No

Pentagonal: Yes

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010001010

Octal: -2212

Duodecimal: -80A

Hexadecimal: -48a

Square: 1350244

Square Root: 34.08812109811862

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 (∏_k>0 theta₄(q^k)/theta₃(q^k))^1/2, where theta₃() and theta₄() are the Jacobi θ functions. A320992

Coefficients of (x^1/6*d/dx)ⁿ for positive integer n. A223536

E.g.f.: A(x) = ∏_n>=0 { exp(x)*[∑_k=0..n (-x)^k/k! ] }. A129483

Pentagonal numbers: a(n) = n*(3·n-1)/2. A326

Generalized pentagonal numbers: m*(3·m - 1)/2, m = 0, +-1, +-2, +-3, .... A1318

Number of n-bead necklaces (turning over is allowed) where complements are equivalent. A11

Number of connected graphs on n labeled nodes on a circle with straight-line edges that don't cross. A7297

a(n) = least positive k such that the remainder when 3^k is divided by k is n. A78457

Number of partitions of n into distinct parts for which (number of odd parts) = (number of even parts). A239241

Partial sums of primes, if 1 is regarded as a prime (as it was until quite recently, see A008578). A14284