Properties of the Number -9724

Seven Hundred Twenty-Four

Basics

Value: -9725 → -9724 → -9723

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 11 × 13 × 17

Divisors: 1, 2, 4, 11, 13, 17, 22, 26, 34, 44

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010111111100

Octal: -22774

Duodecimal: -5764

Hexadecimal: -25fc

Square: 94556176

Square Root: 98.6103442849684

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 sqrt(1 - 4·x) in powers of x. A2420

Expansion of exp( arcsinh( 2·x ) ). A182122

Expansion of (1-4·x)^17/2. A20929

Expansion of exp( arcsinh( -2·x ) ) in powers of x. A104624

Triangle read by rows: T(n,k) = binomial(2(n-k),n-k)/(1-2(n-k)). A106190

Inverse of binomial transform of Whitney triangle. A97761

An inverse Chebyshev transform of (1-x)². A99364

Riordan array (2c(-x)-1, xc(-x)³), c(x) the g.f. of A000108. A159971

Triangle read by rows, T(n, k) = [x^k] (-2)ⁿ*GegenbauerC(n, -1/2, x). A353596

Number of fixed points in range [A014137(n-1)..A014138(n-1)] of permutation A089864. A89408