Properties of the Number -6806

Eight Hundred Six

Basics

Value: -6807 → -6806 → -6805

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 41 × 83

Divisors: 1, 2, 41, 82, 83, 166, 3403, 6806

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101010010110

Octal: -15226

Duodecimal: -3B32

Hexadecimal: -1a96

Square: 46321636

Square Root: 82.49848483457136

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) = 2·n*(2·n+1). A2943

Product of a prime and the previous number. A36689

Numbers k such that k³ divides 9^k² - 1. A177909

Numbers n such that there are equal numbers of 0's and 1's in first n digits of binary representation of π. A39624

Sum of smallest parts of all partitions of n into distinct parts. A92265

Numbers n such that A234519(n) = n. A234524

a(n) = (3·n+1)*(3·n+2). A1504

Engel expansion of sinh(1). A68377

Numbers m such that m^k does not divide the denominator of the m-th generalized harmonic number H(m,k) nor the denominator of the m-th alternating generalized harmonic number H'(m,k), for k = 2. A128672

Numbers m such that m^k does not divide the denominator of the m-th generalized harmonic number H(m,k) nor the denominator of the m-th alternating generalized harmonic number H'(m,k), for k = 6. A128676