Properties of the Number 57666

Fifty-Seven Thousand Six Hundred Sixty-Six

Basics

Value: 57665 → 57666 → 57667

Parity: even

Prime: No

Previous Prime: 57653

Next Prime: 57667

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 1373

Divisors: 1, 2, 3, 6, 7, 14, 21, 42, 1373, 2746

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110000101000010

Octal: 160502

Duodecimal: 29456

Hexadecimal: e142

Square: 3325367556

Square Root: 240.13746063452908

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

Consider all integer triples (i,j,k), j,k>0, with i³=j³+binomial(k+2,3), ordered by increasing i; sequence gives i values. A54234

Numbers k such that k and k² use only the digits 2, 3, 5, 6 and 7. A137080

a(n) = n*(n+1)²*(n+2)*(n+3)²*(n+4). A57666