Properties of the Number 66044

Sixty-Six Thousand Forty-Four

Basics

Value: 66043 → 66044 → 66045

Parity: even

Prime: No

Previous Prime: 66041

Next Prime: 66047

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 11 × 19 × 79

Divisors: 1, 2, 4, 11, 19, 22, 38, 44, 76, 79

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000111111100

Octal: 200774

Duodecimal: 32278

Hexadecimal: 101fc

Square: 4361809936

Square Root: 256.99027218943525

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

a(n) = binomial(n+5,4) - 1. A63258

Numbers k such that k and k+1 have at least 4 but not both exactly 4 distinct prime factors. A321494

Expansion of ∏_k>=1 (1 + x^k²)²/(1 - x^k²)². A279227

Numbers k that are repdigits in more bases (smaller than k) than any smaller number. A66044

Odd numbers k such that A162296(k) > 2·k. A357607