Properties of the Number -66877

Sixty-Six Thousand Eight Hundred Seventy-Seven

Basics

Value: -66878 → -66877 → -66876

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 66877

Divisors: 1, 66877

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000010100111101

Octal: -202475

Duodecimal: -32851

Hexadecimal: -1053d

Square: 4472533129

Square Root: 258.6058777367599

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

Let f(n)=Floor[Mod[10^k*(7/(4·k + 1) - 6/(4·k + 3) - 1/(4·k + 5)), 3]]; M0 = {{0, 1}, {1, 1/2}}; M = {{0, 2}, {2, 1}}; as Mh=M0.M.(M0+I·f[n]); v[(n)=Mh.v(n-1), then a(n) is the first element of v. A152270

Expansion of g.f. x*(1-3·x-8·x²)/(1+5·x²-32·x⁴). A152269

Minimal exponents m such that the fractional part of (10/9)^m obtains a minimum (when starting with m=1). A153693

Primes having only {6, 7, 8} as digits. A385799

Expansion of 1 / ((1-x)²*(1-x²)*(1-x³)*...*(1-x⁷)). A288342

Primes with minimal digit = 6. A106106

Primes p such that p-2 and p+2 are divisible by a cube. A89202

Primes having only {0, 6, 7, 8} as digits. A386082

Smallest magic sum of an order-n magic square composed of consecutive Smith numbers. A213689