Properties of the Number -86662

Eighty-Six Thousand Six Hundred Sixty-Two

Basics

Value: -86663 → -86662 → -86661

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 43331

Divisors: 1, 2, 43331, 86662

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101001010000110

Octal: -251206

Duodecimal: -4219A

Hexadecimal: -15286

Square: 7510302244

Square Root: 294.3841028316577

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

a(n) = ∑_k=0..n C(n+k,n-k)*C(2·n-k,k). A183160

Expansion of (2/(3·sqrt(1-4·z)-1+4·z))*((1-sqrt(1-4·z))/(2·z))^k with k=7. A172064

Becomes prime after exactly 9 iterations of f(x) = sum of prime factors of x. A47828

Becomes prime or 4 after exactly 10 iterations of f(x) = sum of prime factors of x. A48132