Properties of the Number -305072

Three Hundred Five Thousand Seventy-Two

Basics

Value: -305073 → -305072 → -305071

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 23 × 829

Divisors: 1, 2, 4, 8, 16, 23, 46, 92, 184, 368

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1001010011110110000

Octal: -1123660

Duodecimal: -128668

Hexadecimal: -4a7b0

Square: 93068925184

Square Root: 552.3332327499405

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

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 4,2,1,1,1 for x=0,1,2,3,4. A197613

Numerator of (1+σ(s)) / ((s+1)/2), where s is the square of n prime-shifted once (s = A003961(n)² = A003961(n²)). A337338

a(n) = floor(M(g(n-1)+1,..,g(n))), where M is the harmonic mean and g(n) = n⁴. A227013

Number of nX4 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 4,2,1,1,1 for x=0,1,2,3,4. A197609

Number of nX6 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 4,2,1,1,1 for x=0,1,2,3,4. A197611