Properties of the Number 6606

Six Thousand Six Hundred Six

Basics

Value: 6605 → 6606 → 6607

Parity: even

Prime: No

Previous Prime: 6599

Next Prime: 6607

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 367

Divisors: 1, 2, 3, 6, 9, 18, 367, 734, 1101, 2202

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100111001110

Octal: 14716

Duodecimal: 39A6

Hexadecimal: 19ce

Square: 43639236

Square Root: 81.2773031048644

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

Otto Haxel's guess for magic numbers of nuclear shells. A33547

Numbers whose set of base-10 digits is {0,6}. A204093

Numbers in which 6 outnumbers all other digits together. A292736

The poor sandwiches sequence (see Comments lines for definition). A335600

Numbers which are the sum of their proper divisors containing the digit 0. A59461

Numbers congruent to 2 in the structure of A211000. A211001

T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..1 nXk array. A218084

A sequence related to the recurrence relations of the right hand columns of the EG1 triangle A162005. A162011

Smith numbers of order 3. A178213

Dirichlet g.f.: ∏_k>=2 1 / (1 - k^-s)^{3^(k-1}). A344247