Properties of the Number -121405

One Hundred Twenty-One Thousand Four Hundred Five

Basics

Value: -121406 → -121405 → -121404

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 5 × 24281

Divisors: 1, 5, 24281, 121405

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11101101000111101

Octal: -355075

Duodecimal: -5A311

Hexadecimal: -1da3d

Square: 14739174025

Square Root: 348.4322028745334

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

Total number of parts in all m-cyclic compositions of n (where each part of size m can be colored with one of m colors). A308723

a(n) = Fibonacci(n + 2) + floor(n/2). A167270

Number of tilings of a 2 X n rectangle using integer-sided rectangular tiles of equal area. A220768

Number of partitions satisfying 0 < cn(2,5) + cn(3,5). A39897