Properties of the Number -27101

Twenty-Seven Thousand One Hundred One

Basics

Value: -27102 → -27101 → -27100

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 41 × 661

Divisors: 1, 41, 661, 27101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -110100111011101

Octal: -64735

Duodecimal: -13825

Hexadecimal: -69dd

Square: 734464201

Square Root: 164.62381358722072

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

Expansion of (1-x²)/(1-2x+2x³+x⁴). A101497

Composite numbers generated by the Euler polynomial x² + x + 41. A145292

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors. A186482

Semiprimes generated by the Euler polynomial x² + x + 41. A228183

Not integral, withdrawn. A2692

a(n) = 25·n² + 15·n + 1021. A214732

a(n) = Fibonacci(p) mod p², where p = prime(n). A236395

Number of (n+1) X 2 0..3 arrays with every 2 X 2 subblock commuting with each of its horizontal and vertical 2 X 2 subblock neighbors. A186474

Setwise difference A340150 \ A340076. A340151

Rhombi (in 3 different orientations) in a rhombus with 60-degree acute angles. A52153