Properties of the Number 85505

Eighty-Five Thousand Five Hundred Five

Basics

Value: 85504 → 85505 → 85506

Parity: odd

Prime: No

Previous Prime: 85487

Next Prime: 85513

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 7 ² × 349

Divisors: 1, 5, 7, 35, 49, 245, 349, 1745, 2443, 12215

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111000000001

Octal: 247001

Duodecimal: 41595

Hexadecimal: 14e01

Square: 7311105025

Square Root: 292.41238003887594

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

Engel expansion for cos(1). A84651

a(n) = ceiling(((1·n⁰ + 1·n¹ + 2·n² + 4·n³)/(1·n⁰ + 2·n¹ + 1·n²))²). A85505