Properties of the Number 99823

Ninety-Nine Thousand Eight Hundred Twenty-Three

Basics

Value: 99822 → 99823 → 99824

Parity: odd

Prime: Yes

Previous Prime: 99817

Next Prime: 99829

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 99823

Divisors: 1, 99823

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11000010111101111

Octal: 302757

Duodecimal: 49927

Hexadecimal: 185ef

Square: 9964631329

Square Root: 315.94778049544834

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

Primes with 21 as smallest positive primitive root. A61333

Expansion of (1-3x)/(1-6x+8x²+x³). A114196

G.f. is the continued fraction: A(x) = 1/[1 - x/[1 - (x-x²)/[1 - (x²-x⁴)/[1 - (x³-x⁶)/[1-... - (xⁿ-x²ⁿ)/[1 - ... ]]]]]]]. A99823

Number of nX4 0..1 arrays with every element equal to 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero. A298066