Properties of the Number 47930

Forty-Seven Thousand Nine Hundred Thirty

Basics

Value: 47929 → 47930 → 47931

Parity: even

Prime: No

Previous Prime: 47917

Next Prime: 47933

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 4793

Divisors: 1, 2, 5, 10, 4793, 9586, 23965, 47930

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100111010

Octal: 135472

Duodecimal: 238A2

Hexadecimal: bb3a

Square: 2297284900

Square Root: 218.92921230388603

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

Numbers n such that σ(n)=2n-φ(φ(n)). A110073

Number of distinct sums of reciprocals of parts of partitions of n. A212187

Number of (n+1) X (1+1) 0..1 arrays with each 2 X 2 subblock having clockwise pattern 0001 0101 or 0111. A259290

a(n) = a(n-1) + a(n-2) + a(n-3), with a(0) = 3, a(1) = 2, a(2) = 5. A274761

Number of strings of length n composed of symbols from the circular list [1,2,3,4] such that adjacent symbols in the string must be adjacent in the list. No runs of length 2 or more are allowed for symbols 1 and 3. A277236

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0001 0101 or 0111. A259297

Smallest positive Fibonacci number divisible by n. A47930