Properties of the Number 66763

Sixty-Six Thousand Seven Hundred Sixty-Three

Basics

Value: 66762 → 66763 → 66764

Parity: odd

Prime: Yes

Previous Prime: 66751

Next Prime: 66791

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 66763

Divisors: 1, 66763

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000010011001011

Octal: 202313

Duodecimal: 32777

Hexadecimal: 104cb

Square: 4457298169

Square Root: 258.3853711029322

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

Consider the version of the Collatz or 3x+1 problem where x -> x/2 if·is even, x -> (3x+1)/2 if·is odd. Define the stopping time of·to be the number of steps needed to reach 1. Sequence gives the number of integers·with stopping time n. A60322

Primes that remain prime through 3 iterations of function f(x) = 3x + 4. A23278

Number of two element anti-chains in Riordan trees on n edges (also called non-redundant trees, i.e., ordered trees where no vertex has out-degree equal to 1). A139263

a(n) is the total number of parts in the set of partitions of an n X n square lattice into squares, considering only the list of parts. A226897

Number of nX4 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. A297955

Powers of fifth root of 6 rounded to nearest integer. A18130

Primes which contain the fax number of the beast (667). A321001

Powers of fifth root of 6 rounded down. A18129

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero. A297959

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero. A298775