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Properties of the Number -111000111

One Hundred Eleven Million One Hundred Eleven

Basics

Value: -111000112 → -111000111 → -111000110

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 6

Digital Root: 6

Palindrome: Yes

Factorization: 3 × 37 × 101 × 9901

Divisors: 1, 3, 37, 101, 111, 303, 3737, 9901, 11211, 29703

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110100111011011101000101111

Octal: -647335057

Duodecimal: -31210213

Hexadecimal: -69dba2f

Square: 12321024642012321

Square Root: 10535.659020678298

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

Palindromes with 2n-1 digits formed from the reflected decimal expansion of the concatenation of 1, 1, 1 and infinite 0's. A138146
Concatenation of n digits 1, n digits 0 and n digits 1. A138721
Palindromes formed from the reflected decimal expansion of the concatenation of 1, 1, 1 and infinite 0's. A138145
Digital representation of n contains only 1's and 0's, is palindromic and contains no singleton 1's or 0's. A61851
Concatenation of p digits 1, p digits 0 and p digits 1, where p is the n-th prime. A138722
Binary representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 262", based on the 5-celled von Neumann neighborhood. A280414
Concatenation of k digits 1, k digits 0 and k digits 1, where k is the n-th positive triangular number. A138720
Numbers with 3n binary digits where every run length is 3, written in binary. A152775
Binary representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 345", based on the 5-celled von Neumann neighborhood. A281218
Binary representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 390", based on the 5-celled von Neumann neighborhood. A281736