Properties of the Number 86685

Eighty-Six Thousand Six Hundred Eighty-Five

Basics

Value: 86684 → 86685 → 86686

Parity: odd

Prime: No

Previous Prime: 86677

Next Prime: 86689

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 5779

Divisors: 1, 3, 5, 15, 5779, 17337, 28895, 86685

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101001010011101

Octal: 251235

Duodecimal: 421B9

Hexadecimal: 1529d

Square: 7514289225

Square Root: 294.42316484950703

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 n X 6 0..1 arrays with every element unequal to 0, 1, 3 or 6 king-move adjacent elements, with upper left element zero. A304131

T(n,k)=Number of nXk 0..1 arrays with every element unequal to 0, 1, 3 or 6 king-move adjacent elements, with upper left element zero. A304133

Number of 1 <= i < n such that i·n+1 is prime. A86685