Properties of the Number -806737

Eight Hundred Six Thousand Seven Hundred Thirty-Seven

Basics

Value: -806738 → -806737 → -806736

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 806737

Divisors: 1, 806737

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000100111101010001

Octal: -3047521

Duodecimal: -32AA41

Hexadecimal: -c4f51

Square: 650824587169

Square Root: 898.1853928894635

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 = 0..n} (-1)^n+k*binomial(n, k)*binomial(n+k, k)*A108625(n-1, n-k). A376458

a(n) is the n-th prime of the form n·x²+1. A128970