18085655 is an odd 8-digits composite number following 18085654
and preceding 18085656 . In scientific notation, it is written as 1.8085655 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 12401424 positive integers (up to 18085655) that are relatively prime to 18085655.
18085655 has 8 divisors, whose sum is 22146000
The reverse of 18085655 is 55658081
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million eighty-five thousand six hundred fifty-five
Scientific notation
1.8085655 × 10^7
Engineering notation
1.8085655 × 10^6
Prime Factorization
49 × 5 × 73819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18085655
Product of the distinct prime numbers
The prime factorization of 18085655 is 49 × 5 × 73819.
Since it has a total of 3 prime factors.
3 , 6 , 38 , 40 , 360 , 949 , 1093 , 8546 , 95197 , 45050 , 458709 , 840302 , 3938819 , 121265 , 26662472 , 52722719 , 80512602 , 408868458 , 8303257013 , 1603636970
n×2
36171310
n×3
54256965
n×4
72342620
n×5
90428275
n÷2
9042827.5
n÷3
6028551.6666667
n÷3
4521413.75
n÷5
3617131
n2
327090916779025
n3
5.9156534744992E+21
n4
1.0698846783934E+29
n5
1.934956518321E+36
2 √n
4252.7232451689
3 √n
262.48918473959
4 √n
65.212907044303
5 √n
28.279182354617
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18085654
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085655 can be divided by 8 positive divisors.
The sum of these divisors (counting 18085655) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100111111011100010111
3
Ternary
1021000211212002
4
Quaternary
1010333130113
5
Quinary
14112220110
6
Senary
1443345515
8
Octal
104773427
10
Decimal
18085655
12
Duodecimal
608229b
16
Hexadecimal
113f717
20
Vigesimal
5d0e2f
36
Base36
armzb
md5
86984c67c7bb9a6ce08f21e0f8da8341
sha1
265c6150cfdcbbbd1ecf90c009006b969ebd8b99
sha256
4c852ec13d76745b445a1cb52e5ac0048e1315c541a11ba1fffa05ba3096a6b2
sha512
02d02ddaf9394f376cacc6cff12787a61a90eb0ab2fd9c0c49118738e77e03a75a2455067f76c39cf6a66b87618e401bd93012cb511d5bcde238c109ab34215b
ripemd-160
dfa894191e61bb490ae2eec82af5d85b8d1be8e3
Diameter
36171310
Circumference
113635521.76672
Area
1.0275864212089E+15
Volume
2.4779431328893E+22
Surface area
4.1103456848357E+15
Circumference
113635521.76672
Perimeter
72342620
Area
327090916779025
Diagonal
25576978.585401
Surface area
1962545500674150
Volume
5.9156534744992E+21
Space diagonal
31325273.348162
Perimeter
54256965
Area
1.4163452163889E+14
Altitude
15662636.674081
Surface area
1.4163452163889E+14
Volume
6.9716644782802E+20
Height
8525659.5284669