Properties of the Number 99841

Ninety-Nine Thousand Eight Hundred Forty-One

Basics

Value: 99840 → 99841 → 99842

Parity: odd

Prime: No

Previous Prime: 99839

Next Prime: 99859

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 × 17 × 839

Divisors: 1, 7, 17, 119, 839, 5873, 14263, 99841

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000011000000001

Octal: 303001

Duodecimal: 49941

Hexadecimal: 18601

Square: 9968225281

Square Root: 315.97626493140274

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

Number of tilings of a 2 X n board with 1 X 1 and L-shaped tiles (where the L-shaped tiles cover 3 squares). A127864

Number T(n,k) of isoscent sequences of length n with exactly k descents; triangle T(n,k), n>=0, 0<=k<=n+2-ceiling(2·sqrt(n+1)), read by rows. A242352

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+839)² = y². A130647

Expansion of (1-x)^-1/(1+2·x-2·x²). A77917

Number of isoscent sequences of length n with exactly one descent. A243474

Number of A095283-primes in range ]2ⁿ,2ⁿ⁺¹]. A95293

Expansion of (1-16·x)/(1-20·x+80·x²). A99841