Properties of the Number -51727

Fifty-One Thousand Seven Hundred Twenty-Seven

Basics

Value: -51728 → -51727 → -51726

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 23 × 173

Divisors: 1, 13, 23, 173, 299, 2249, 3979, 51727

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1100101000001111

Octal: -145017

Duodecimal: -25B27

Hexadecimal: -ca0f

Square: 2675682529

Square Root: 227.43570520039285

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 k such that σ(φ(k)) - φ(σ(k)) is nonzero and divisible by σ(k), that is A065395(k)/A000203(k) is a nonzero integer. A92588

From Apery continued fraction for ζ(3): ζ(3)=6/(5-1⁶/(117-2⁶/(535-3⁶/(1463...)))). A6221

Number of nXnXn triangular 0..6 arrays with each element equal to the product mod 7 of two neighbors. A193328