Properties of the Number 9663

Nine Thousand Six Hundred Sixty-Three

Basics

Value: 9662 → 9663 → 9664

Parity: odd

Prime: No

Previous Prime: 9661

Next Prime: 9677

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 3221

Divisors: 1, 3, 3221, 9663

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10010110111111

Octal: 22677

Duodecimal: 5713

Hexadecimal: 25bf

Square: 93373569

Square Root: 98.30055951010655

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

In the '3x+1' problem, these values for the starting value set new records for highest point of trajectory before reaching 1. A6884

a(1) = 9; a(n) is smallest number >= a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A46259

For a positive number k, let L(k) denote the list consisting of k followed by the prime factors of k, with repetition, in nondecreasing order; sequence gives composite k such that the digits of L(k) are in nonincreasing order. A372034

Numbers n such that the decimal expansions of both n and n² have 3 as the digit with the smallest value and 9 as the digit with the largest value. A238553

Numbers n such that (n+j) mod (2+j) = 1 for j from 0 to 5 and (n+6) mod 8 <> 1. A96024

Number of nonempty subsets of {1..n} whose elements have an even geometric mean. A357414

'3x+1' record-setters (blowup factor). A25587

Least number whose Collatz (3x+1) trajectory has a number greater than 10ⁿ. A222291

Least number whose Collatz 3x+1 trajectory contains a number >= 2ⁿ. A222292

Least semiprime of a run of exactly n odd semiprimes. A304457