Properties of the Number 99043

Ninety-Nine Thousand Forty-Three

Basics

Value: 99042 → 99043 → 99044

Parity: odd

Prime: No

Previous Prime: 99041

Next Prime: 99053

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 14149

Divisors: 1, 7, 14149, 99043

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000001011100011

Octal: 301343

Duodecimal: 49397

Hexadecimal: 182e3

Square: 9809515849

Square Root: 314.71097851838596

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

Hilltop maps: number of n X 2 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..1 nX2 array. A218348

Expansion of 1 / ((1-x)⁵ - x⁷). A392546

a(n) = ∑_{k=0..floor(2·n/5)} binomial(2·k+1,2·n-5·k). A392455

Binomial transform of A135416. A138035

T(n,k) = Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..1 n X k array. A218354

T(n,k)=Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, diagonal or antidiagonal neighbor in a random 0..1 nXk array. A219078

Sum of badly sieved (A066680) divisors of n. A99043