Properties of the Number 85066

Eighty-Five Thousand Sixty-Six

Basics

Value: 85065 → 85066 → 85067

Parity: even

Prime: No

Previous Prime: 85061

Next Prime: 85081

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 42533

Divisors: 1, 2, 42533, 85066

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110001001010

Octal: 246112

Duodecimal: 4128A

Hexadecimal: 14c4a

Square: 7236224356

Square Root: 291.66076184499

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

a(n) = -a(n-1)+4·a(n-2)+4·a(n-3)-a(n-4)-a(n-5). A107401

a(n) = hypergeom([-1 - n, -n, 1 - n], [2, 3], -3). A368733

a(1) = 6, a(n) = smallest number of the form k·a(n-1) +1 with the same prime signature p·q (6 = 2·3), where p and q are primes. A85066