Properties of the Number 85850

Eighty-Five Thousand Eight Hundred Fifty

Basics

Value: 85849 → 85850 → 85851

Parity: even

Prime: No

Previous Prime: 85847

Next Prime: 85853

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 5 ² × 17 × 101

Divisors: 1, 2, 5, 10, 17, 25, 34, 50, 85, 101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100111101011010

Octal: 247532

Duodecimal: 41822

Hexadecimal: 14f5a

Square: 7370222500

Square Root: 293.00170647967224

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

Numbers of the form (square + 1) that are not squarefree. A124809

a(n) = 81·n² - 72·n + 17. A154277

Numbers m such that σ(m-1) is a prime. A270413

1/12 of product of three numbers: n-th prime, previous and following number. A127921

Numbers k of the form p² + 1 (for prime p) where k² + 1 is also prime. A235053

Number of (n+2) X 6 0..1 matrices with each 3 X 3 subblock idempotent. A224555

Numbers of the form q-p, where p and q are prime and q = p⁰+p¹+p²+..+p^k for some k. A166388

Decimal expansion of hard square entropy constant. A85850