Properties of the Number -8486

Four Hundred Eighty-Six

Basics

Value: -8487 → -8486 → -8485

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 4243

Divisors: 1, 2, 4243, 8486

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -10000100100110

Octal: -20446

Duodecimal: -4AB2

Hexadecimal: -2126

Square: 72012196

Square Root: 92.11948762341224

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

Numbers k such that k⁸¹*(k⁸¹+1)+1 is prime. A153442

Index of first occurrence of n-th prime in A001203, the continued fraction for π. A107892

Positions of high-water marks of A118421. A118423

Numbers k such that k, k² - 5, and k² + 5 are semiprime. A173085

Numbers n such that the sum of the digits of the numbers from 0 to n is a square. A271626

Matrix cube of triangle A105535 and, in this flattened form as read by rows, also equals diagonal 2 of A105535. A105539

Records in A118878. A119903

G.f.: exp( ∑_n>=1 [∑_d∣n (-1)^n-d*dⁿ] * xⁿ/n ). A163203

Numbers k such that the continued fraction for sqrt(k) has period 90. A20429

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 42 ones. A31810