Properties of the Number -1593

Five Hundred Ninety-Three

Basics

Value: -1594 → -1593 → -1592

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 59

Divisors: 1, 3, 9, 27, 59, 177, 531, 1593

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11000111001

Octal: -3071

Duodecimal: -B09

Hexadecimal: -639

Square: 2537649

Square Root: 39.91240408695021

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

Coefficients in the expansion of 1/([r] + [2r]x + [3r]x² + ...); [ ] = floor, r = 7/5. A279779

Expansion of 1/(1 + x/(1 + x⁴/(1 + x⁹/(1 + x¹⁶/(1 + x²⁵/(1 + ... + x^k²/(1 + ...))))))), a continued fraction. A285408

Triangle read by rows: T(n,k) = T(n-k,k-1) - 2·T(n-k,k) + T(n-k,k+1) with T(0,0) = 1 for 0 <= k <= A003056(n). A291940

Values of n such that L(13) and N(13) 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. A227516

Expansion of (1+x)²/(1-2x²+x³). A113312

Expansion of -(3+9·x+2·x²)/((x+1)*(x²+3·x+1)). A131589

Sum of the first n primes. A7504

Number of partitions of n into parts 5k+2 or 5k+3. A3106

Multiples of 9 containing a 9 in their decimal representation. A121029

Numbers that are the sum of 11 positive 6th powers. A3367