Number
-8
- Negative
- Even
- Perfect cube
- 1 digit
-8 is an even 1-digit integer and the negative of 8. It has 4 divisors and a digital root of 8.
Number properties
ParityEvendivisible by 2
SignNegative
Absolute value8
Digit count1
Digit sum8
Digital root8repeated digit sum
PalindromicYesreads the same backwards
Perfect cubeYes, -2³
Factors & divisors
Prime factorisation−1 × 2^3
Distinct prime factors12
Number of divisors4
Sum of divisors σ(n)15
SquarefreeNohas a repeated prime factor
All divisors1, 2, 4, 84 in total
Arithmetic
Representations
Decimal-8
Binary10004 bits
Octal10
Hexadecimal8
Base 368
In wordsminus eight
Ordinalminus eighth
Scientific notation-8 × 10^0
Engineering notation-8
Powers & multiples
-8 to the power 264
-8 to the power 3-512
-8 to the power 44,096
-8 to the power 5-32,768
First ten multiples-8, -16, -24, -32, -40, -48, -56, -64, -72, -80
Powers of twoExactly 2^3
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 2
Divisible by 4Yes
Divisible by 5No, remainder 3
Divisible by 6No, remainder 2
Divisible by 7No, remainder 1
Divisible by 8Yes
Divisible by 9No, remainder 8
Divisible by 10No, remainder 8
Divisible by 11No, remainder 8
Divisible by 12No, remainder 8
Divisible by 100No, remainder 8
As a percentage & fraction
As a percentage-800%
-8% as a decimal-0.08
-8% of 100-8
-8% of 1,000-80
As a fraction of 100-8/100
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Derived from -8
Nerdulate something else
Nothing in mind? Surprise me · today’s page