Properties of the Number -53663

Fifty-Three Thousand Six Hundred Sixty-Three

Basics

Value: -53664 → -53663 → -53662

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 103 × 521

Divisors: 1, 103, 521, 53663

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1101000110011111

Octal: -150637

Duodecimal: -2707B

Hexadecimal: -d19f

Square: 2879717569

Square Root: 231.65275737620738

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

Partial sums of A299266. A299267

Odd Fibonacci pseudoprimes: odd composite numbers k such that either (1) k divides Fibonacci(k-1) if k == +-1 (mod 5) or (2) k divides Fibonacci(k+1) if k == +-2 (mod 5). A81264

Composite numbers k that divide Fibonacci(k+1). A69107

Odd composites m that divide Fibonacci(m)-1. A94394

Numbers k which divide the sum of the Fibonacci numbers F(1) through F(k) and such that k is not a multiple of 24. A124456

Odd integers m that divide the sum of the first m nonzero Fibonacci numbers. A331976

Composite numbers k that divide Fibonacci(k+1) or Fibonacci(k-1). A182554

Numbers k that divide both Fibonacci(k+1) and Lucas(k) + 1. A94402

Numbers k that divide Fibonacci(k+1) but do not divide Fibonacci(k) + 1. A94412

Odd numbers k that divide Fibonacci(k) - 1 but not Fibonacci(k-1). A94409