Properties of the Number -1169

One Hundred Sixty-Nine

Basics

Value: -1170 → -1169 → -1168

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 7 × 167

Divisors: 1, 7, 167, 1169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010010001

Octal: -2221

Duodecimal: -815

Hexadecimal: -491

Square: 1366561

Square Root: 34.19064199455752

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

G.f.: ∑_n=-oo..+oo n·xⁿ * (1 - xⁿ)ⁿ. A291937

a(n) = 3·a(n-1) - a(n-3) for n>2, with a(0)=1, a(1)=-1, a(2)=0. A122100

The r-th term of the n-th row of the following array contains the sum of r successively decreasing integers beginning from n. 0 < r <= n. Sequence contains the leading diagonal. A110427

a(n) = -3·a(n-1) + a(n-3) for n>2, with a(0)=1, a(1)=1, a(2)=0. A122099

Triangle read by rows: T(n,k) = (-3)*T(n-1,k-1) + T(n,k-1) with T(2·m,0) = 0 and T(2·m+1,0) = (-2)^m. A292789

Numerator of Hermite(n, 7/12). A159485

Series reversion of x + x² + x³ + x⁴ + x⁵. A217365

First differences of A138383. A137174

Triangle read by rows: T(n,k) appears in the transformation ∑_k=0..n (k+1)*x^k = ∑_k=0..n T(n,k)*(x+3k)^k. A253384

Coordination sequence T1 for Zeolite Code LTA and ρ. A8137