Properties of the Number 82071

Eighty-Two Thousand Seventy-One

Basics

Value: 82070 → 82071 → 82072

Parity: odd

Prime: No

Previous Prime: 82067

Next Prime: 82073

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 11 × 829

Divisors: 1, 3, 9, 11, 33, 99, 829, 2487, 7461, 9119

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100000010010111

Octal: 240227

Duodecimal: 3B5B3

Hexadecimal: 14097

Square: 6735649041

Square Root: 286.4803658193699

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

Sum of the odd singletons in all partitions of n (n>=0). A singleton in a partition is a part that occurs exactly once. A276423

Number of compositions of n where differences between neighboring parts are in {-2,0,2}. A214253

Smallest common prime-divisor of φ(n) = A000010(n) and sigma₂(n) = A001157(n); a(n)=1 if no common prime-divisor exists. A82071