Properties of the Number 66871

Sixty-Six Thousand Eight Hundred Seventy-One

Basics

Value: 66870 → 66871 → 66872

Parity: odd

Prime: No

Previous Prime: 66863

Next Prime: 66877

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 7 × 41 × 233

Divisors: 1, 7, 41, 233, 287, 1631, 9553, 66871

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000010100110111

Octal: 202467

Duodecimal: 32847

Hexadecimal: 10537

Square: 4471730641

Square Root: 258.5942768121522

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

Partial sums of the third power of the arithmetic derivative function A003415. A231946

Harshad (or Niven) amicable pairs: numbers which belong to an amicable pair in which both terms are Harshad (or Niven) numbers. A66871