Properties of the Number 47919

Forty-Seven Thousand Nine Hundred Nineteen

Basics

Value: 47918 → 47919 → 47920

Parity: odd

Prime: No

Previous Prime: 47917

Next Prime: 47933

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 15973

Divisors: 1, 3, 15973, 47919

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100101111

Octal: 135457

Duodecimal: 23893

Hexadecimal: bb2f

Square: 2296230561

Square Root: 218.90408858675985

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

Number of multisets of nonempty words with a total of n letters over ternary alphabet containing the third letter such that within each prefix of a word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A293798

Pisot sequence L(9,10). A48592

Triangular array read by rows: a(n,k) = ∑_d∣k μ(d)*U(n,k/d)/n if k∣n else 0, where U(n,k) = A047916(n,k) (1<=k<=n). A47919