Properties of the Number 42731

Forty-Two Thousand Seven Hundred Thirty-One

Basics

Value: 42730 → 42731 → 42732

Parity: odd

Prime: No

Previous Prime: 42727

Next Prime: 42737

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 13 × 19 × 173

Divisors: 1, 13, 19, 173, 247, 2249, 3287, 42731

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1010011011101011

Octal: 123353

Duodecimal: 2088B

Hexadecimal: a6eb

Square: 1825938361

Square Root: 206.71477934584163

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) = 29 + 73·n + 37·n². A145980

Indices where A092243 strictly changes sign. A269737

Denominators of continued fraction convergents to sqrt(895). A42731