Properties of the Number 99442

Ninety-Nine Thousand Four Hundred Forty-Two

Basics

Value: 99441 → 99442 → 99443

Parity: even

Prime: No

Previous Prime: 99439

Next Prime: 99469

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 7103

Divisors: 1, 2, 7, 14, 7103, 14206, 49721, 99442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000010001110010

Octal: 302162

Duodecimal: 4966A

Hexadecimal: 18472

Square: 9888711364

Square Root: 315.34425632949143

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) = T(n,n-1), where T is array defined in A025564. A25565

∑_i=0..n ∑_j=0..i a(j) * a(i-j) = (-3)ⁿ. A85455

Transform of C(n+1,floor((n+1)/2)) by A178112. A178113

Semiprimes of the form 2^k-k-1. A99442

Squares of even hexagonal pyramidal numbers. A14803