Properties of the Number -806912

Eight Hundred Six Thousand Nine Hundred Twelve

Basics

Value: -806913 → -806912 → -806911

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ¹² × 197

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 197, 256

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000101000000000000

Octal: -3050000

Duodecimal: -32AB68

Hexadecimal: -c5000

Square: 651106975744

Square Root: 898.2828062475647

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

a(n) = ∑_k<=n A007955(k) * A008683(k) = ∑_k<=n A007955(k) * μ(k), where A007955(m) = product of divisors of m. A174943

a(n) = (n-1)³*((n-2)² - 2*(n-3)). A79503

a(n) = 8·n³*((2·n-1)² - 4·n + 4). A79504

a(n) = 2^n-1*(n²+2n+2). A84850