Properties of the Number 51571

Fifty-One Thousand Five Hundred Seventy-One

Basics

Value: 51570 → 51571 → 51572

Parity: odd

Prime: No

Previous Prime: 51563

Next Prime: 51577

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 13 × 3967

Divisors: 1, 13, 3967, 51571

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100100101110011

Octal: 144563

Duodecimal: 25A17

Hexadecimal: c973

Square: 2659568041

Square Root: 227.0924921700407

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 regions formed when every pair of vertices of a regular n-gon are joined by an infinite line. A345025

Consider problem of placing N queens on an n X n board so that each queen attacks precisely k others. Here k=4 and sequence gives number of inequivalent solutions when N = 3·n-3. A51571