Properties of the Number -8928

Nine Hundred Twenty-Eight

Basics

Value: -8929 → -8928 → -8927

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁵ × 3 ² × 31

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10001011100000

Octal: -21340

Duodecimal: -5200

Hexadecimal: -22e0

Square: 79709184

Square Root: 94.48809448814173

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

Coefficients in q-expansion of E₂²*E₄, where E₂ and E₄ are respectively the Eisenstein series A006352 and A004009. A282208

Number of step shifted (decimated) sequences using a maximum of two different symbols. A56371

Inverse binomial matrix applied to A110877. A126093

Positive integers n such that n¹¹ + 1 is semiprime. A105122

8-almost primes p·q*r·s*t·u*v·w relatively prime to p+q+r+s+t+u+v+w. A110296

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically. A207346

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 1 0 0 vertically. A207661

a(n) = ∑_m=0..n (∑_k=0..m binomial(n,k))³ = (n+2)*2^3·n-1 - 3·2^n-2*n·binomial(2·n,n). A7403

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically. A207774

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 0 and 1 1 1 vertically. A207895