Properties of the Number -28672

Twenty-Eight Thousand Six Hundred Seventy-Two

Basics

Value: -28673 → -28672 → -28671

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ¹² × 7

Divisors: 1, 2, 4, 7, 8, 14, 16, 28, 32, 56

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111000000000000

Octal: -70000

Duodecimal: -14714

Hexadecimal: -7000

Square: 822083584

Square Root: 169.3280839081338

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

Triangle read by rows: terms T(n,k) of a binomial decomposition of 2ⁿ-1 as Sum(k=0..n)T(n,k). A244127

Coefficient table for Chebyshev polynomials T(2·n,x) (increasing even powers x, without zeros). A127674

a(n) = n³ * ∑_d∣n (-1)^{n/d + 1} * μ(d) / d³. A338548

Expansion of (1-x)/(1+2·x+2·x²+2·x³). A78071

A001792·A008683. A156827

Inverse binomial transform of A026741. A168150

a(n) = 2ⁿ*floor((5-2·n)/3). A171552

Hankel transform of sum{k=0..n, C(2k,k)*2^k}. A120581

A triangular sequence of coefficients of even plus odd Chebyshev polynomials, A053120: q(x,n) = T(x,2·n-1)+T(x,2·n). A137307

Alternated reading of A000302 and negated A002042. A140721