Properties of the Number 55666

Fifty-Five Thousand Six Hundred Sixty-Six

Basics

Value: 55665 → 55666 → 55667

Parity: even

Prime: No

Previous Prime: 55663

Next Prime: 55667

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 13 × 2141

Divisors: 1, 2, 13, 26, 2141, 4282, 27833, 55666

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101100101110010

Octal: 154562

Duodecimal: 2826A

Hexadecimal: d972

Square: 3098703556

Square Root: 235.9364321167886

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 which have only digits 5 and 6 in base 10. A256291

Expansion of φ(-x³) * f(-x, -x⁵) / ψ(x) in powers of·where φ(), ψ(), f(, ) are Ramanujan θ functions. A262614

Trajectory of 3 under map n->29n+1 if n odd, n->n/2 if n even. A37112

Number of inequivalent Eisenstein-Jacobi primes of successive norms (indexed by A055664). A55666