Properties of the Number -1117111

One Hundred Seventeen Thousand One Hundred Eleven

Basics

Value: -1117112 → -1117111 → -1117110

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: Yes

Factorization: 1117111

Divisors: 1, 1117111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100010000101110110111

Octal: -4205667

Duodecimal: -45A587

Hexadecimal: -110bb7

Square: 1247936986321

Square Root: 1056.934718892326

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

Palindromic wing primes (a.k.a. near-repdigit palindromic primes) of the general form r*(10^d - 1)/9 + (m-r)*10^floor(d/2) where d is the number of digits (an odd number > 1), r is the repeated digit, and m (different from r) is the middle digit. A77798

Numbers with multiplicative digital root value 7. A34054

Primes with digital product = 7. A107693

Primes that contain digits 1 and 7 only. A20455

Multiplicative primes: product of digits is a prime. A46703

a(1) = 11; for n > 1, palindromic primes in which a single digit is sandwiched between strings of '1's. A88281

a(n) = (10^2·n+1 - 1)/9 + 6·10ⁿ. A332117

Multiplicative and additive primes: primes where the product and sum of digits are also prime. A46713

Palindromic primes with nondecreasing digits up to the middle and then nonincreasing. A84836

Palindromic primes that yield a prime when sandwiched between two 9's. A88272