Properties of the Number -39682

Thirty-Nine Thousand Six Hundred Eighty-Two

Basics

Value: -39683 → -39682 → -39681

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 19841

Divisors: 1, 2, 19841, 39682

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -1001101100000010

Octal: -115402

Duodecimal: -1AB6A

Hexadecimal: -9b02

Square: 1574661124

Square Root: 199.2034136253694

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

Number of n X 7 binary arrays with all 1s connected, all corners 1, and no 1 having more than two 1s adjacent. A163738

a(n) is the number of five element sets of distinct integer-sided trapezoids whose base angles are 60 degrees that fill an equilateral triangular grid of side n units. A391498

Number of n X n binary arrays with all 1s connected, all corners 1, and no 1 having more than two 1s adjacent. A163732

Number of ordered 5-tuples of integers from [ 1,n ] with no common factors among quadruples. A15653

Number of (n+1)X(n+1) 0..2 arrays with every 2X2 subblock having nonzero determinant and commuting with every horizontal or vertical neighbor. A207141

Numbers k such that (19·10^k + 101) / 3 is prime. A276672