Properties of the Number -125505

One Hundred Twenty-Five Thousand Five Hundred Five

Basics

Value: -125506 → -125505 → -125504

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 2789

Divisors: 1, 3, 5, 9, 15, 45, 2789, 8367, 13945, 25101

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -11110101001000001

Octal: -365101

Duodecimal: -60769

Hexadecimal: -1ea41

Square: 15751505025

Square Root: 354.26684857604164

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 - 3*(1-x-sqrt(1-2·x-3·x²))/2. A168076

Expansion of 1 + 3*(1-x-sqrt(1-2·x-3·x²))/2. A168073

Irregular triangle read by rows: T(n,k), n>=1, k>=1, in which column k lists the numbers of A353689 multiplied by A000330(k), and the first element of column k is in row A000217(k). A353690

Convolution of A000716 and the positive integers. A353689