Properties of the Number -10000000009

Ten Billion Nine

Basics

Value: -10000000010 → -10000000009 → -10000000008

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 33889 × 295081

Divisors: 1, 33889, 295081, 10000000009

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001010100000010111110010000001001

Octal: -112402762011

Duodecimal: -1B30B91061

Hexadecimal: -2540be409

Square: 100000000180000000081

Square Root: 100000.000045

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) = nⁿ + n - 1. A231712

a(1) = 12; then numbers obtained at every stage of division by 9 in the following process: multiply by 9, reverse the digits, divide by 9, reverse the digits, multiply by 9, reverse the digits, divide by 9, ... A83825

a(n) = 10ⁿ + 9. A253213

Numbers k such that k² contains only digits {0,1,8}, not ending with zero. A58421

Not of the form n + [log₁₀ n]. A123522

Positive numbers that are sums of proper substrings of their reversals. A121947