Properties of the Number 42591

Forty-Two Thousand Five Hundred Ninety-One

Basics

Value: 42590 → 42591 → 42592

Parity: odd

Prime: No

Previous Prime: 42589

Next Prime: 42611

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 14197

Divisors: 1, 3, 14197, 42591

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010011001011111

Octal: 123137

Duodecimal: 20793

Hexadecimal: a65f

Square: 1813993281

Square Root: 206.375870682597

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

Bases in which 11 is a unique-period prime. A306076

Numbers k such that φ(k)+σ(k) is a perfect cube. A61366

Denominators of continued fraction convergents to sqrt(824). A42591