Properties of the Number 87829

Eighty-Seven Thousand Eight Hundred Twenty-Nine

Basics

Value: 87828 → 87829 → 87830

Parity: odd

Prime: No

Previous Prime: 87811

Next Prime: 87833

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 7 × 12547

Divisors: 1, 7, 12547, 87829

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011100010101

Octal: 253425

Duodecimal: 429B1

Hexadecimal: 15715

Square: 7713933241

Square Root: 296.35957889023933

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 rooted trees with total weight n, where the weight of a node at height k is k (with the root considered to be at level 0). A117356

a[n] =a[a[Abs[n - a[n-1]]]] + a[Abs[n - a[n-4]]]. A87829