Properties of the Number 99414

Ninety-Nine Thousand Four Hundred Fourteen

Basics

Value: 99413 → 99414 → 99415

Parity: even

Prime: No

Previous Prime: 99409

Next Prime: 99431

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 7 × 263

Divisors: 1, 2, 3, 6, 7, 9, 14, 18, 21, 27

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010001010110

Octal: 302126

Duodecimal: 49646

Hexadecimal: 18456

Square: 9883143396

Square Root: 315.2998572787498

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) = ∑_k=0..n (-1)^k * binomial(4·k,n-k) * Catalan(k). A360085

Irregular triangle: the coefficient [x^k] of the polynomial (1-x)^2·n-1 * ∑_s>=0 A001263(n+2·s,2·s+1)*x^s in row n >= 1 and column k >= 0. A178657

Numbers k such that 4·R_k + 5 is prime, where R_k = 11...1 is the repunit (A002275) of length k. A99414