Properties of the Number -541

Five Hundred Forty-One

Basics

Value: -542 → -541 → -540

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 541

Divisors: 1, 541

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000011101

Octal: -1035

Duodecimal: -391

Hexadecimal: -21d

Square: 292681

Square Root: 23.259406699226016

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

Numerators of coefficients of odd powers of·in expansion of f(x) = x cos (x cos (x cos( ... . A309204

G.f.: ∏_m>=1 1/(1+x^m)^A000009(m). A89254

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of exp(-∑_j>0 sigma_k(j)*x^j/j) in powers of x. A294947

Expansion of the series reversion of -1 + ∏_k>=1 (1 + x^k)^k. A291489

Expansion of 1/(1 + x² + x³/(1 + x⁵ + x⁷/(1 + x¹¹ + x¹³/(1 + ... + x^prime(2·k)/(1 + x^prime(2·k+1) + ...))))), a continued fraction. A292801

Expansion of ∏_n>=1 (1 - nⁿ*xⁿ)^1/n. A294948

List of primes produced by a certain "prime-generating" quartic polynomial. A96372

a(n) = 8·n³ - 449·n² + 7967·n - 45523. A253045

a(n) = -n² + 21·n - 1. A332884

Riordan array (f(x), x·f(x)) where f(x) is the g.f. of A126930. A202847