Properties of the Number 66181

Sixty-Six Thousand One Hundred Eighty-One

Basics

Value: 66180 → 66181 → 66182

Parity: odd

Prime: No

Previous Prime: 66179

Next Prime: 66191

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 17 ² × 229

Divisors: 1, 17, 229, 289, 3893, 66181

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001010000101

Octal: 201205

Duodecimal: 32371

Hexadecimal: 10285

Square: 4379924761

Square Root: 257.25668115716644

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

Determinant of the 2 X 2 matrices where the first column is consecutive triangular numbers and the second column is the corresponding consecutive Fibonacci numbers. A113772

Permutation of the integers with cycle form {1}, {2, 3}, {4, 5, 6}, {7, 8, 9, 10}, ... A66181