Properties of the Number -2067

Sixty-Seven

Basics

Value: -2068 → -2067 → -2066

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 13 × 53

Divisors: 1, 3, 13, 39, 53, 159, 689, 2067

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100000010011

Octal: -4023

Duodecimal: -1243

Hexadecimal: -813

Square: 4272489

Square Root: 45.46427168667722

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

Values of n such that L(11) and N(11) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A227449

The r-th term of the n-th row of the following array contains the sum of r successively decreasing integers beginning from n, 0 < r <= n (see Example). A110426

First term of n-th difference sequence of (floor(e·k/2)), k >= 0. A325738

Triangle T(n,m)= binomial(2·n,m) + binomial(2·n,n-m) -binomial(2·n,n) read by rows. A176564

a(n) = 13 + 12·n - n². A136316

Triangular array that counts rooted polyominoes. A38622

Numbers m such that there are precisely 3 groups of order m. A55561

a(n) = n² + 3·n - 1. A14209

Number of Golomb partitions of n. A325858

a(n) = n*(n + 14). A98848