Properties of the Number 66929

Sixty-Six Thousand Nine Hundred Twenty-Nine

Basics

Value: 66928 → 66929 → 66930

Parity: odd

Prime: No

Previous Prime: 66923

Next Prime: 66931

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 17 × 31 × 127

Divisors: 1, 17, 31, 127, 527, 2159, 3937, 66929

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010101110001

Octal: 202561

Duodecimal: 32895

Hexadecimal: 10571

Square: 4479491041

Square Root: 258.7063972923747

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

Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 41", based on the 5-celled von Neumann neighborhood. A278423

Composite squarefree numbers n such that p(i)+5 divides n-5, where p(i) are the prime factors of n. A225715

Numbers n such that φ(n) + σ(n) is the mean value of φ(σ(n)) and σ(φ(n)). A230237

E.g.f.: A(x) = exp( Integral A(x)^x dx ). A274739

Number of (n+4) X 8 0..2 matrices with each 5 X 5 subblock idempotent. A224621

Denominators of triangle related to enumeration of minimal 2-covers of a labeled n-set. A280753

a(n) is the least k such that [μ(k), μ(k+1), ..., μ(k+n-1)] forms a palindrome, where μ = A008683. A293041

T(n,k)=Number of (n+4)X(k+4) 0..2 matrices with each 5X5 subblock idempotent. A224625

Numbers n such that ω(n) = floor(log(n)). A66929