Number
-238
- Negative
- Even
- 3 digits
-238 is an even 3-digit integer and the negative of 238. It has 8 divisors and a digital root of 4.
Number properties
ParityEvendivisible by 2
SignNegative
Absolute value238
Digit count3
Digit sum13
Digital root4repeated digit sum
PalindromicNoreads differently backwards
Factors & divisors
Prime factorisation−1 × 2 × 7 × 17
Distinct prime factors32, 7, 17
Number of divisors8
Sum of divisors σ(n)432
SquarefreeYesno repeated prime factor
All divisors1, 2, 7, 14, 17, 34, 119, 2388 in total
Arithmetic
Representations
Decimal-238
Binary111011108 bits
Octal356
HexadecimalEE
Base 366M
In wordsminus two hundred and thirty-eight
Ordinalminus two hundred and thirty-eighth
Scientific notation-2.38 × 10^2
Engineering notation-238
Powers & multiples
-238 to the power 256,644
-238 to the power 3-13,481,272
-238 to the power 43,208,542,736
-238 to the power 5-763,633,171,168
First ten multiples-238, -476, -714, -952, -1,190, -1,428, -1,666, -1,904, -2,142, -2,380
Powers of twoBetween 2^7 (128) and 2^8 (256)
Divisibility tests
Divisible by 2Yes
Divisible by 3No, remainder 1
Divisible by 4No, remainder 2
Divisible by 5No, remainder 3
Divisible by 6No, remainder 4
Divisible by 7Yes
Divisible by 8No, remainder 6
Divisible by 9No, remainder 4
Divisible by 10No, remainder 8
Divisible by 11No, remainder 7
Divisible by 12No, remainder 10
Divisible by 100No, remainder 38
As a percentage & fraction
As a percentage-23,800%
-238% as a decimal-2.38
-238% of 100-238
-238% of 1,000-2,380
As a fraction of 100-238/100
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