Properties of the Number 55617

Fifty-Five Thousand Six Hundred Seventeen

Basics

Value: 55616 → 55617 → 55618

Parity: odd

Prime: No

Previous Prime: 55609

Next Prime: 55619

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 18539

Divisors: 1, 3, 18539, 55617

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100101000001

Octal: 154501

Duodecimal: 28229

Hexadecimal: d941

Square: 3093250689

Square Root: 235.8325677254946

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>=1 1/(1 - x^k/(1 + x)^k). A320590

Fundamental positive solution y(n) of the Diophantine equation x² - A045339(n)*y² = -2, for n >= 1. A339882

Denominators of continued fraction convergents to sqrt(643). A42235

Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=2, r=3, I={1,2}. A80003

a(n)= A·10^3·n+B with A=(10^3·n-10ⁿ) and B=10^2·n. A55617

Fundamental nonnegative solution x(n) of the Diophantine equation x² - A045339(n)*y² = -2, for n >= 1. A339881