Properties of the Number -85306

Eighty-Five Thousand Three Hundred Six

Basics

Value: -85307 → -85306 → -85305

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 13 × 17 × 193

Divisors: 1, 2, 13, 17, 26, 34, 193, 221, 386, 442

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -10100110100111010

Octal: -246472

Duodecimal: -4144A

Hexadecimal: -14d3a

Square: 7277113636

Square Root: 292.07190895394234

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) = 4394·n + 1820. A156636

Principal diagonal of the convolution array A213555. A213556

Third column of triangle A028364. A67294

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 913", based on the 5-celled von Neumann neighborhood. A273768

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 23. A31611