Properties of the Number -195025

One Hundred Ninety-Five Thousand Twenty-Five

Basics

Value: -195026 → -195025 → -195024

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 ² × 29 × 269

Divisors: 1, 5, 25, 29, 145, 269, 725, 1345, 6725, 7801

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101111100111010001

Octal: -574721

Duodecimal: -94A41

Hexadecimal: -2f9d1

Square: 38034750625

Square Root: 441.61634933503086

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 2+(1-2·x)/(-1+2·x+x²). A176981

a(n+8)+34·a(n+4)+a(n)=0 with a(0)-a(7) as shown. A259860

Pell numbers: a(0) = 0, a(1) = 1; for n > 1, a(n) = 2·a(n-1) + a(n-2). A129

Numbers k such that 2·k² - 1 is a square. A1653

Markoff (or Markov) numbers: union of positive integers x, y, z satisfying x² + y² + z² = 3·x*y·z. A2559

Number of 2 X n binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. A69306

Interleave denominators (A000129) and numerators (A001333) of convergents to sqrt(2). A2965

Number of n X 14 binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. A69305

Expansion of 1/(1 + 2·x - x²). A77985

Array read by antidiagonals of a(n) = a(n-1)*k-((k-1)/(kⁿ)) where a(0)=1 and k=(sqrt(x²+1)+x)² for integers x>=1. A188647