Properties of the Number 47879

Forty-Seven Thousand Eight Hundred Seventy-Nine

Basics

Value: 47878 → 47879 → 47880

Parity: odd

Prime: No

Previous Prime: 47869

Next Prime: 47881

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 13 × 29 × 127

Divisors: 1, 13, 29, 127, 377, 1651, 3683, 47879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100000111

Octal: 135407

Duodecimal: 2385B

Hexadecimal: bb07

Square: 2292398641

Square Root: 218.81270529838983

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

Composite numbers n such that bⁿ⁺¹ == 1 (mod n) for every b coprime to n. A208728

Numbers k such that 2^k+1 == 1 (mod k). A187787

Lucas pseudoprimes. A217120

Numbers n > 1 such that n⁵ - 2 has no prime factor > n. A83955

Numbers m such that m mod k is k-1 for all k = 2..9. A166931

Expansion of e.g.f.: exp(sin(x)-arctanh(x))=1-3/3!*x³-23/5!*x⁵+90/6!*x⁶-721/7!*x⁷... A13388

sinh(sin(x)-arctanh(x))=-3/3!*x³-23/5!*x⁵-721/7!*x⁷-47879/9!*x⁹... A13393

Number of segments created by diagonals of n-gon. A14629

Cardinality of the Weyl alternation set corresponding to the zero-weight in the representation of the Lie algebra sp(2n) whose highest weight is the second fundamental weight. A243094

a(n)=Sum{T(n,i): i=0,1,...,n}+Sum{T(i,n): i=0,1,...,n-1}, array T counting least number of knight's moves as in A049604. A47879