Properties of the Number -385939

Three Hundred Eighty-Five Thousand Nine Hundred Thirty-Nine

Basics

Value: -385940 → -385939 → -385938

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 385939

Divisors: 1, 385939

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8109 Try Today's Challenge

Representations

Binary: -1011110001110010011

Octal: -1361623

Duodecimal: -167417

Hexadecimal: -5e393

Square: 148948911721

Square Root: 621.2398892537407

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

Eight white kings and one red king on a 3 X 3 chessboard. G.f.: (1 + x)/(1 - 3·x - 5·x²). A179606

a(n) is the smallest prime q such that 2·q^k - 1 is prime for k = 1, 2, ..., n. A229627