Properties of the Number -31527

Thirty-One Thousand Five Hundred Twenty-Seven

Basics

Value: -31528 → -31527 → -31526

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 31 × 113

Divisors: 1, 3, 9, 31, 93, 113, 279, 339, 1017, 3503

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111101100100111

Octal: -75447

Duodecimal: -162B3

Hexadecimal: -7b27

Square: 993951729

Square Root: 177.55844108349228

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

Number of Dyck paths of semilength n having no ascents of length 2. A102403

Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k ascents of length 2. A102402

Number of compositions of n, where the difference between the number of odd parts and the number of even parts is 3. A242501

Expansion of f(-x⁸)² / f(-x) in powers of·where f() is a Ramanujan θ function. A260164

Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k DUUU's starting at level 1. A135331

Number of n-bit numbers that can be written as the concatenation of 0 or more prime numbers (everything written in base 2). A246807

Decimal representation of the n-th iteration of the "Rule 99" elementary cellular automaton starting with a single ON (black) cell. A267128