Properties of the Number -815105

Eight Hundred Fifteen Thousand One Hundred Five

Basics

Value: -815106 → -815105 → -815104

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 163021

Divisors: 1, 5, 163021, 815105

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000111000000000001

Octal: -3070001

Duodecimal: -333855

Hexadecimal: -c7001

Square: 664396161025

Square Root: 902.8316565118881

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

Expansion of 5*(1-2·x)/(1-3·x-2·x²+4·x³). A189318

The number of 2 X 2 matrices with all eigenvalues real and whose entries are integers with absolute value at most n. A219736