Properties of the Number -489061

Four Hundred Eighty-Nine Thousand Sixty-One

Basics

Value: -489062 → -489061 → -489060

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 489061

Divisors: 1, 489061

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110111011001100101

Octal: -1673145

Duodecimal: -1B7031

Hexadecimal: -77665

Square: 239180661721

Square Root: 699.3289640791378

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.: -(1-3·x²-x³)/(1+4·x-4·x³-x⁴). A97948

Numbers k such that k² is centered hexagonal. A1570

Array of a(n)=a(n-1)*k-((k-1)/(kⁿ)) where a(0)=1 and k=(sqrt(x²-1)+x)² for integers x>=1. A188646

Denominators of continued fraction convergents to sqrt(12). A41017

a(2n) = A001570(n), a(2n+1) = -A007654(n+1). A108946

a(n) = 14·a(n-1) - a(n-2), with a(1) = a(2) = 1. A122571

Numerators of continued fraction convergents to sqrt(3)/2. A144535

Numerators of fractions xⁿ + yⁿ, where x + y = 1 and x² + y² = 2. A173299

Denominators of continued fraction convergents to sqrt(48). A41083

Binomial transform of sinh(x)*cosh(sqrt(3)*x). A84156