Properties of the Number -850420

Eight Hundred Fifty Thousand Four Hundred Twenty

Basics

Value: -850421 → -850420 → -850419

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 101 × 421

Divisors: 1, 2, 4, 5, 10, 20, 101, 202, 404, 421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001111100111110100

Octal: -3174764

Duodecimal: -350184

Hexadecimal: -cf9f4

Square: 723214176400

Square Root: 922.1821945797913

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors. A238287

p-INVERT of (1,0,0,0,1,0,0,0,0,0,...), where p(S) = (1 - S)². A292325

Number of (n+1)X(2+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors. A238282

Number of (n+1)X(6+1) 0..3 arrays with no element greater than all horizontal neighbors or less than all vertical neighbors. A238286