Properties of the Number 86820

Eighty-Six Thousand Eight Hundred Twenty

Basics

Value: 86819 → 86820 → 86821

Parity: even

Prime: No

Previous Prime: 86813

Next Prime: 86837

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 5 × 1447

Divisors: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001100100100

Octal: 251444

Duodecimal: 422B0

Hexadecimal: 15324

Square: 7537712400

Square Root: 294.6523375098185

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

Continued fraction expansion of Lochs constant. A86820

Number of nX3 0..2 arrays with no element less than a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors. A231748