Properties of the Number -13162

Thirteen Thousand One Hundred Sixty-Two

Basics

Value: -13163 → -13162 → -13161

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 6581

Divisors: 1, 2, 6581, 13162

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001101101010

Octal: -31552

Duodecimal: -774A

Hexadecimal: -336a

Square: 173238244

Square Root: 114.72575996697516

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

Numbers k that are the products of two distinct primes such that 2·k-1, 4·k-3, 8·k-7, 16·k-15 and 32·k-31 are also products of two distinct primes. A177214

Third column of A071223. A87645

a(n) = 8·n² - 7·n + 1. A125201

a(n) = floor( n*(n-1)*(n-2)*(n-3)/32 ). A11942

a(n) = ∑_k=0..n-1 T(n,k) * T(n,k+1), with T given by A026300. A26940

Solution to the non-squashing boxes problem (version 2). A89055

a(n) = 2·a(n-1) - a(n-2) + n + 1. A121968

Expansion of (A(x)²+A(x²))/2 where A(x) = A001006(x). A275207

Expansion of (A(x)²-A(x²))/2 where A(x) = A001006(x). A275208

Numbers k such that the continued fraction for sqrt(k) has period 83. A20422