Properties of the Number -8209165

Two Hundred Nine Thousand One Hundred Sixty-Five

Basics

Value: -8209166 → -8209165 → -8209164

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 5 × 1641833

Divisors: 1, 5, 1641833, 8209165

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11111010100001100001101

Octal: -37241415

Duodecimal: -28BA811

Hexadecimal: -7d430d

Square: 67390389997225

Square Root: 2865.164044169199

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) is the starting position of the first occurrence of a string of exactly n 6's in the decimal expansion of π. A96760

Starting positions of strings of seven 6's in the decimal expansion of π. A83629

Starting positions of strings of six 6's in the decimal expansion of π. A83628

a(n) is the starting position of the first occurrence of a string of at least n consecutive digits '6' in the decimal expansion of π. A50285

Starting position of strings of seven identical digits in the decimal expansion of π. A284166