Properties of the Number -305908

Three Hundred Five Thousand Nine Hundred Eight

Basics

Value: -305909 → -305908 → -305907

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 31 × 2467

Divisors: 1, 2, 4, 31, 62, 124, 2467, 4934, 9868, 76477

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1001010101011110100

Octal: -1125364

Duodecimal: -129044

Hexadecimal: -4aaf4

Square: 93579704464

Square Root: 553.089504510798

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 length n+6 0..k arrays with no seven consecutive terms having six times any element equal to the sum of the remaining six. A249319

a(1)=1, then a(n) = smallest number whose square is larger than 2*(a(n-1))². A175539

Number of length n+6 0..4 arrays with no seven consecutive terms having six times any element equal to the sum of the remaining six. A249315

Number of length 2+6 0..n arrays with no seven consecutive terms having six times any element equal to the sum of the remaining six. A249321