Properties of the Number -1121111

One Hundred Twenty-One Thousand One Hundred Eleven

Basics

Value: -1121112 → -1121111 → -1121110

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 29 × 67 × 577

Divisors: 1, 29, 67, 577, 1943, 16733, 38659, 1121111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -100010001101101010111

Octal: -4215527

Duodecimal: -46095B

Hexadecimal: -111b57

Square: 1256889874321

Square Root: 1058.8252924821923

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

q-Fibonacci numbers for q=10, scaling a(n-2). A15468

Leftmost 1 is converted to a 2, which then propagates one step at a time until it is rightmost; then it changes to a pair of 1's and the process repeats. A71762

Numbers with digital product = 2. A199986

Least early bird number of order n. A133652

Composite numbers whose product of digits is 2. A201015

Underline all even terms; concatenations of underlined terms and of non-underlined terms both equal the concatenation of the entire sequence. This is the lexicographically earliest such sequence without duplicate terms and with an even digit among the first two terms. A307312