Properties of the Number -1590

Five Hundred Ninety

Basics

Value: -1591 → -1590 → -1589

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 53

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 53, 106

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000110110

Octal: -3066

Duodecimal: -B06

Hexadecimal: -636

Square: 2528100

Square Root: 39.87480407475377

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) = ∑_d∣n (-1)^d-1*d². A321543

G.f. satisfies: A(x) = exp( ∑_n>=1 A(-xⁿ)³ * xⁿ/n ). A200402

Expansion of ∑_k>=0 (-2)^k * x^2·k/∏_j=1..k (1 - j·x). A353261

Expansion of (1-4·x)/(1-x*(1-x)³). A119306

Expansion of quotient of a Ramanujan false θ series by the θ series of triangular numbers in powers of x. A143065

Expansion of the series reversion of -1 + ∏_k>=1 (1 + x^2·k-1). A291646

E.g.f. A(x) satisfies: [x^k] A(x)ⁿ = 0 for k = n*(n-1)/2 + 1 through n*(n+1)/2, for n > 1. A352850

Denominator of Bernoulli number B_n. A27642

Denominators of Bernoulli numbers B_2n. A2445

Products of exactly four distinct primes. A46386