Properties of the Number -42771

Forty-Two Thousand Seven Hundred Seventy-One

Basics

Value: -42772 → -42771 → -42770

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 53 × 269

Divisors: 1, 3, 53, 159, 269, 807, 14257, 42771

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010011100010011

Octal: -123423

Duodecimal: -20903

Hexadecimal: -a713

Square: 1829358441

Square Root: 206.81150838384212

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

Expansion of f(x, x⁵) * f(-x⁶) / f(x)² in powers of·where f() is a Ramanujan θ function. A254346

Expansion of c(q) * c(q⁶) / c(q²)² in powers of q where c() is a cubic AGM θ function. A122830

Expansion of f(-x, -x⁵) * f(-x⁶) / f(-x)² in powers of·where f(, ) and f() are Ramanujan θ functions. A132302

Numbers that are the sum of seven fourth powers in exactly eight ways. A345830

Expansion of q^-2/3 * (ψ(-q³) / ψ(-q)³) * (c(q²) / 3) in powers of q where ψ() is a Ramanujan θ function and c() is a cubic AGM θ function. A132978

a(n) = n³ - 3n² + 3. A177058

Magic sums of 3 X 3 semimagic squares composed of odd squares. A269297

Integers k equal to the sum over A024816(t) mod t, for some steps, starting with t = k and then using the result to feed the next calculation. A377002

Numbers equidistant from twin prime pairs that are also equidistant from numbers equidistant from twin prime pairs. A260517