Properties of the Number -542

Five Hundred Forty-Two

Basics

Value: -543 → -542 → -541

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 271

Divisors: 1, 2, 271, 542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000011110

Octal: -1036

Duodecimal: -392

Hexadecimal: -21e

Square: 293764

Square Root: 23.280893453645632

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

Euler transform of negative integers. A73592

G.f.: Re((i; x)_inf), where (a; q)_inf is the q-Pochhammer symbol, i = sqrt(-1). A278399

Expansion of (1-x)/(1-x+2·x²). A78020

Expansion of (1 + x)/(1 + x + 2x²). A110512

Expansion of η(q) * η(q¹⁰)³ / (η(q²) * η(q⁴) * η(q⁵) * η(q²⁰)) in powers of q. A147702

a(n) = ∑_k=1..n (-1)^k+1 * floor(n/(2·k-1))^k. A350167

a(n+1) = a(n) - a(floor(n/2)), with a(0)=0, a(1)=1. A62187

Numerator of Hermite(n, 3/17). A159531

Riordan array (1/(1-x-x²), x/(1+2·x)). A237498

Expansion of ∏_k>0 1/(∑_m>=0 x^k·m³). A320120