Properties of the Number 83309

Eighty-Three Thousand Three Hundred Nine

Basics

Value: 83308 → 83309 → 83310

Parity: odd

Prime: No

Previous Prime: 83299

Next Prime: 83311

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 227 × 367

Divisors: 1, 227, 367, 83309

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100010101101101

Octal: 242555

Duodecimal: 40265

Hexadecimal: 1456d

Square: 6940389481

Square Root: 288.6329849480132

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

Golden semiprimes: a(n)=p·q and abs(p*φ-q)<1, where φ = golden ratio = (1+sqrt(5))/2. A108540

a(n) is the number of times that sums 3 +- 5 +- 7 +- 11 +- ... +- prime(2n+1) of the first 2n odd primes is zero. There are 2^2n-1 choices for the sign patterns. A83309

Number of nX4 0..1 arrays with every element equal to 1, 2, 3, 4, 6 or 7 king-move adjacent elements, with upper left element zero. A299224

Number of nX4 0..1 arrays with every element equal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero. A298723