Properties of the Number 85305

Eighty-Five Thousand Three Hundred Five

Basics

Value: 85304 → 85305 → 85306

Parity: odd

Prime: No

Previous Prime: 85303

Next Prime: 85313

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 11 ² × 47

Divisors: 1, 3, 5, 11, 15, 33, 47, 55, 121, 141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110100111001

Octal: 246471

Duodecimal: 41449

Hexadecimal: 14d39

Square: 7276943025

Square Root: 292.0701970417386

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

Expansion of g.f. x*(1+x)⁵/(1-x)⁷. A69039

Crystal ball sequence for 5-dimensional cubic lattice. A1847

Number of peaks of the form Ud in all paths from (0,0) to (3n,0) that stay in the first quadrant (but may touch the horizontal axis), consisting of steps u=(2,1), U=(1,2), or d=(1,-1). A108427

Expansion of (1 + x)¹² / (1 - x)¹³. A53805

Crystal ball sequence for the lattice C₆. A305549

Number of nodes in virtual, "optimal", chordal graphs of diameter 5, degree =n+1. A67969

Numbers such that first reversing digits and then squaring equals the result of first squaring and then reversing. A85305