Properties of the Number 99658

Ninety-Nine Thousand Six Hundred Fifty-Eight

Basics

Value: 99657 → 99658 → 99659

Parity: even

Prime: No

Previous Prime: 99643

Next Prime: 99661

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 2 × 13 × 3833

Divisors: 1, 2, 13, 26, 3833, 7666, 49829, 99658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010101001010

Octal: 302512

Duodecimal: 4980A

Hexadecimal: 1854a

Square: 9931716964

Square Root: 315.6865534038471

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) = A047098(n)/2. A47099

Number A(n,k) of 3n-length k-ary words, either empty or beginning with the first letter of the alphabet, that can be built by repeatedly inserting triples of identical letters into the initially empty word; square array A(n,k), n>=0, k>=0, by antidiagonals. A213027

Expansion of f(x³)/(1-x·f(x³)), where f(x) is the g.f. of A001764, whose n-th term is binomial(3n,n)/(2n+1). A126042

Sequence h_n arising in enumeration of arrays of directed blocks (see Quaintance reference for precise definition). A129874

a(n) is the smallest prime greater than 4(10ⁿ - 1)/9. A99658