Properties of the Number -125905

One Hundred Twenty-Five Thousand Nine Hundred Five

Basics

Value: -125906 → -125905 → -125904

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 ² × 149

Divisors: 1, 5, 13, 65, 149, 169, 745, 845, 1937, 9685

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -11110101111010001

Octal: -365721

Duodecimal: -60A41

Hexadecimal: -1ebd1

Square: 15852069025

Square Root: 354.8309456628607

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) = (2·n - 1)*(11·n² - 11·n + 6)/6. A63492

2ⁿ + 1 - 2·Fibonacci(n+1). A119587