Properties of the Number 85521

Eighty-Five Thousand Five Hundred Twenty-One

Basics

Value: 85520 → 85521 → 85522

Parity: odd

Prime: No

Previous Prime: 85517

Next Prime: 85523

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 29 × 983

Divisors: 1, 3, 29, 87, 983, 2949, 28507, 85521

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100111000010001

Octal: 247021

Duodecimal: 415A9

Hexadecimal: 14e11

Square: 7313841441

Square Root: 292.43973738190914

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) = T(n,n+2), T given by A027023. A27024

Concatenate Fibonacci(n), Fibonacci(n+4) and Fibonacci(n+2). A134553

a(n) = ∏_k=0..n (2^2k+1+1). A85521