Properties of the Number -12242

Twelve Thousand Two Hundred Forty-Two

Basics

Value: -12243 → -12242 → -12241

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 6121

Divisors: 1, 2, 6121, 12242

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -10111111010010

Octal: -27722

Duodecimal: -7102

Hexadecimal: -2fd2

Square: 149866564

Square Root: 110.64357188738983

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

Expansion of ∏_k>=0 (1-x^5·k+4)^5·k+4. A285214

Expansion of (f(-x)³ / f(-x²))⁶ - 64·x * (f(-x²)³ / f(-x))⁶ in powers of·where f() is a Ramanujan θ function. A258739

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and column sum 3 or 6 and every diagonal and antidiagonal sum not 3 or 6. A251779

Even terms in A247665 in order of appearance. A248379

Bessel function J₀(n) is a monotonically decreasing positive sequence. A46960

First of 3 or more consecutive integers with equal values of φ(φ(n)). A167767

Expansion of ∏_k>=0 (1 + x^5·k+4)^5·k+4. A285340

Numerators of continued fraction convergents to sqrt(932). A42802

Row sums of triangle A132007. A132008

Numbers n with property that n² is a sum of some 70 successive primes. A166256