Properties of the Number 85812

Eighty-Five Thousand Eight Hundred Twelve

Basics

Value: 85811 → 85812 → 85813

Parity: even

Prime: No

Previous Prime: 85793

Next Prime: 85817

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 7151

Divisors: 1, 2, 3, 4, 6, 12, 7151, 14302, 21453, 28604

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111100110100

Octal: 247464

Duodecimal: 417B0

Hexadecimal: 14f34

Square: 7363699344

Square Root: 292.9368532636343

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) = ∑_{k=0..floor(3·n/5)} (k+1) * binomial(k,3·n-5·k). A392311

Sum(sum(binomial(i,j),i=n..2·n),j=0..n). A85812