Properties of the Number -2006

Six

Basics

Value: -2007 → -2006 → -2005

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 × 17 × 59

Divisors: 1, 2, 17, 34, 59, 118, 1003, 2006

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11111010110

Octal: -3726

Duodecimal: -11B2

Hexadecimal: -7d6

Square: 4024036

Square Root: 44.78839135311738

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

Expansion of ∏_m>=1 (1 - m·q^m)⁴. A22664

Expansion of (χ(-x) * χ(-x¹⁹))² in powers of·where χ() is a Ramanujan θ function. A134005

Consider n equally spaced points along a line and join every pair of points by a semicircle above the line; a(n) is the number of intersection points. A290447

Number of pairwise coprime strict compositions of n, where a singleton is not considered coprime unless it is (1). A337561

'Eban' numbers (the letter 'e' is banned!). A6933

Number of subsets of {1,2,...,n} with relatively prime elements. A85945

Numbers n such that the decimal expansions of both n and n² have 0 as smallest digit and 6 as largest digit. A256633

Number of subset-sums of strict integer partitions of n. A365925

Numbers where 0 outnumbers any other digit. A292450

Numbers whose base-2 and base-10 expansions have the same digit sum. A37308