Properties of the Number -531121

Five Hundred Thirty-One Thousand One Hundred Twenty-One

Basics

Value: -531122 → -531121 → -531120

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 531121

Divisors: 1, 531121

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10000001101010110001

Octal: -2015261

Duodecimal: -217441

Hexadecimal: -81ab1

Square: 282089516641

Square Root: 728.7804882130147

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

Numbers k such that k, k+1, k+2, k+3 and k+4 are respectively 1,2,3,4,5-almost primes. A113008

a(n) = 1681·n² - 756·n + 85. A157010