Properties of the Number -12340

Twelve Thousand Three Hundred Forty

Basics

Value: -12341 → -12340 → -12339

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 617

Divisors: 1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000000110100

Octal: -30064

Duodecimal: -7184

Hexadecimal: -3034

Square: 152275600

Square Root: 111.08555261599052

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

a(n) = ∑_{k=0..floor(n/10)} (-1)^k * binomial(n-5·k,5·k). A348310

Numbers n such that Bernoulli number B_n has denominator 330. A272183

Fourth column (r=3) of FS(3) staircase array A062745. A62748

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 1, 2, 3, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A303456

Triangle T, read by rows, where column k of T equals (k+1)*(column k of T²) when shifted to have an initial '1'; i.e., T(n,k) = (k+1)*[T²](n-1,k) for n>k>=0, with T(n,n)=1 for n>=0. A123305

Nonnegative values·of solutions (x, y) to the Diophantine equation x²+(x+617)² = y². A115135

Moebius transform of tetrahedral numbers. A117108

Column 0 of triangle A123305. A123306

a(n) = ∑_i=0..n digsum₇(i)³, where digsum₇(i) = A053828(i). A231678

Lexicographically first sequence of distinct terms such that any set of five successive digits can be reordered as {d, d+1, d+2, d+3, d+4}, d being the smallest of the five digits. A302500