Properties of the Number 87813

Eighty-Seven Thousand Eight Hundred Thirteen

Basics

Value: 87812 → 87813 → 87814

Parity: odd

Prime: No

Previous Prime: 87811

Next Prime: 87833

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 11 × 887

Divisors: 1, 3, 9, 11, 33, 99, 887, 2661, 7983, 9757

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101011100000101

Octal: 253405

Duodecimal: 42999

Hexadecimal: 15705

Square: 7711122969

Square Root: 296.33258342612277

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

Partitions into non-integral powers (see Comments for precise definition). A234

a(n) = 4·n³ + 5. A243762

Numbers k that divide the k-th Apéry number (A005258). A372943

(1/p)*(binomial(2p,p)-2^p) as p runs through the primes. A87813