Properties of the Number 42539

Forty-Two Thousand Five Hundred Thirty-Nine

Basics

Value: 42538 → 42539 → 42540

Parity: odd

Prime: No

Previous Prime: 42533

Next Prime: 42557

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 7 × 59 × 103

Divisors: 1, 7, 59, 103, 413, 721, 6077, 42539

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010011000101011

Octal: 123053

Duodecimal: 2074B

Hexadecimal: a62b

Square: 1809566521

Square Root: 206.24984848479284

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 n X 2 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 3,1,2,0,4 for x=0,1,2,3,4. A196906

Denominators of continued fraction convergents to sqrt(798). A42539