Properties of the Number 83561

Eighty-Three Thousand Five Hundred Sixty-One

Basics

Value: 83560 → 83561 → 83562

Parity: odd

Prime: Yes

Previous Prime: 83557

Next Prime: 83563

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 83561

Divisors: 1, 83561

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10100011001101001

Octal: 243151

Duodecimal: 40435

Hexadecimal: 14669

Square: 6982440721

Square Root: 289.0691958683941

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

a(n) = floor(e^n/3). A214077

Number of minimal total dominating sets in the n-double cone graph. A362812

a(1) = 1 and for n>1: a(n) = n + Max{a(k): k<n, gcd(n,a(k))=1}. A83561