Properties of the Number -23681

Twenty-Three Thousand Six Hundred Eighty-One

Basics

Value: -23682 → -23681 → -23680

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 7 × 17 × 199

Divisors: 1, 7, 17, 119, 199, 1393, 3383, 23681

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110010000001

Octal: -56201

Duodecimal: -11855

Hexadecimal: -5c81

Square: 560789761

Square Root: 153.88632167934875

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

Nonnegative values·of solutions (x, y) to the Diophantine equation x² + (x+199)² = y². A129993

Numbers that are the sum of one or more consecutive squares in more than one way. A130052

Numbers that are sums of 2 or more consecutive squares in more than 1 way. A62681

Number of partitions p of n such that m(p) = m(c(p)), where m = minimal multiplicity of parts, and c = conjugate. A240731

Numbers that can be written as the sum of four or more consecutive squares in more than one way. A307937

p·B_p-1+1 modulo p², where p = prime(n) and B_i denotes the i-th Bernoulli number. A268000