Properties of the Number -125830

One Hundred Twenty-Five Thousand Eight Hundred Thirty

Basics

Value: -125831 → -125830 → -125829

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 12583

Divisors: 1, 2, 5, 10, 12583, 25166, 62915, 125830

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -11110101110000110

Octal: -365606

Duodecimal: -6099A

Hexadecimal: -1eb86

Square: 15833188900

Square Root: 354.7252457889063

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

Triangle read by rows: T(n,k) = number of ways, summed over the free n-ominoes, that an n-omino with an assigned orientation can be maximally (partially) covered by k X 1 tiles. A308437

Expansion of ∑_k>0 (1/(1-x^k)⁵ - 1). A363695