Properties of the Number 42165

Forty-Two Thousand One Hundred Sixty-Five

Basics

Value: 42164 → 42165 → 42166

Parity: odd

Prime: No

Previous Prime: 42157

Next Prime: 42169

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 937

Divisors: 1, 3, 5, 9, 15, 45, 937, 2811, 4685, 8433

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010010110101

Octal: 122265

Duodecimal: 20499

Hexadecimal: a4b5

Square: 1777887225

Square Root: 205.34117950377123

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

Denominators of continued fraction convergents to sqrt(607). A42165

List of pairs of coordinates (x,y) of the visited points for a self-avoiding walk with an incrementing step length confined to one quadrant of a 2D plane where at each step the walk must go to an unvisited point with integer coordinates as close as possible to the origin. A307448