Properties of the Number 8928

Eight Thousand Nine Hundred Twenty-Eight

Basics

Value: 8927 → 8928 → 8929

Parity: even

Prime: No

Previous Prime: 8923

Next Prime: 8929

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

4823 Try Today's Challenge

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

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

T(n,k) = Number of n-step self-avoiding walks on a k X k X k X k 4-cube summed over all starting positions. A188784