Properties of the Number 85718

Eighty-Five Thousand Seven Hundred Eighteen

Basics

Value: 85717 → 85718 → 85719

Parity: even

Prime: No

Previous Prime: 85717

Next Prime: 85733

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 42859

Divisors: 1, 2, 42859, 85718

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100111011010110

Octal: 247326

Duodecimal: 41732

Hexadecimal: 14ed6

Square: 7347575524

Square Root: 292.776365166316

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 strings of numbers x(i=1..n) in 0..n with sum i²*x(i)² equal to n⁴. A184232

T(n,k)=Number of strings of numbers x(i=1..n) in 0..k with sum i²*x(i)² equal to n²*k². A184240

Numbers n such that sopfr(n)/spf(n) is a semiprime and sopfr(n)/lpf(n) is a semiprime, where sopfr(n) = A001414(n) is sum of primes dividing n (with repetition), spf(n) and lpf(n) are smallest and largest primes dividing n, respectively. Also, spf(n)≠lpf(n). A85718