Properties of the Number -166481

One Hundred Sixty-Six Thousand Four Hundred Eighty-One

Basics

Value: -166482 → -166481 → -166480

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 7 × 17 × 1399

Divisors: 1, 7, 17, 119, 1399, 9793, 23783, 166481

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000101001010001

Octal: -505121

Duodecimal: -80415

Hexadecimal: -28a51

Square: 27715923361

Square Root: 408.0208328014637

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) = 289·n² + 17. A158585

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 48. A31726

a(0)=1, a(1)=1, a(n) = 17·a(n/2) for n=2,4,6,..., a(n) = 16·a((n-1)/2) + a((n+1)/2) for n=3,5,7,.... A116523

Expansion of 1/((1-2x)(1-6x)(1-11x)(1-12x)). A28004

Expansion of 1/((1-4x)(1-7x)(1-9x)(1-12x)). A28151