Properties of the Number 85485

Eighty-Five Thousand Four Hundred Eighty-Five

Basics

Value: 85484 → 85485 → 85486

Parity: odd

Prime: No

Previous Prime: 85469

Next Prime: 85487

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 41 × 139

Divisors: 1, 3, 5, 15, 41, 123, 139, 205, 417, 615

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10100110111101101

Octal: 246755

Duodecimal: 41579

Hexadecimal: 14ded

Square: 7307685225

Square Root: 292.37817976039184

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 n not of the form i²+(i+1)² such that there are integers a < b with a²+(a+1)²+...+(n-1)² = n²+(n+1)²+...+b². A94523

Numbers that can be written in exactly two different ways in the form described by A387302. A387898

First row of symmetric square table A085484, in which the main diagonal is equal to the first row shift left. A85485

Number of nX5 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 3,0,4,1,2 for x=0,1,2,3,4. A196143

5X5X5 triangular graph coloring a rectangular array: number of nX3 0..14 arrays where 0..14 label nodes of a graph with edges 0,1 0,2 1,2 1,3 1,4 2,4 3,4 2,5 4,5 3,6 3,7 4,7 6,7 4,8 5,8 7,8 5,9 8,9 6,10 6,11 7,11 10,11 7,12 8,12 11,12 11,12 8,13 9,13 12,13 9,14 13,14 and every array movement to a horizontal or vertical neighbor moves along an edge of this graph. A223339