18085288 is an even 8-digits composite number following 18085287
and preceding 18085289 . In scientific notation, it is written as 1.8085288 × 10^7.
The sum of its digits is 40. It has a total of 5 prime factors and 16 positive divisors.
There are 8347008 positive integers (up to 18085288) that are relatively prime to 18085288.
18085288 has 16 divisors, whose sum is 36518580
The reverse of 18085288 is 88258081
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighteen million eighty-five thousand two hundred eighty-eight
Scientific notation
1.8085288 × 10^7
Engineering notation
1.8085288 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 173897
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4521322
Product of the distinct prime numbers
The prime factorization of 18085288 is 2 × 2 × 2 × 13 × 173897.
Since it has a total of 5 prime factors.
3 , 4 , 96 , 52 , 252 , 328 , 8630 , 594 , 46473 , 82303 , 909405 , 123566 , 3856033 , 9903022 , 4201780 , 16612306 , 715280198 , 271556456 , 5608736578 , 9002145536
n×2
36170576
n×3
54255864
n×4
72341152
n×5
90426440
n÷2
9042644
n÷3
6028429.3333333
n÷3
4521322
n÷5
3617057.6
n2
327077642042944
n3
5.9152933547076E+21
n4
1.0697978392437E+29
n5
1.93476020245E+36
2 √n
4252.6800961276
3 √n
262.48740922225
4 √n
65.2125762114
5 √n
28.27906758361
1 , 2 , 4 , 8 , 13 , 26 , 52 , 104 , 173897 , 347794 , 695588 , 1391176 , 2260661 , 4521322 , 9042644 , 18085288
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18085287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085288 can be divided by 16 positive divisors.
The sum of these divisors (counting 18085288) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000100111111010110101000
3
Ternary
1021000211100111
4
Quaternary
1010333112220
5
Quinary
14112212123
6
Senary
1443344104
8
Octal
104772650
10
Decimal
18085288
12
Duodecimal
6082034
16
Hexadecimal
113f5a8
20
Vigesimal
5d0d48
36
Base36
armp4
md5
417db64bebf9cfb3bdf9e877aacc9cb9
sha1
0abb6408ae4bed7ca716092bbf76c606a0e021d5
sha256
b5733b14a367abea0ac3f25f2e34878b7cbab8a489c307a842616d8344e73f2d
sha512
9c5fb2608c52f886010e0f8b3eefe07b7ffd990fdf1f6349c11929afe0474d1f1b7c6cd380be3a182b5af73840d42d7433006a42baf33d676d20a5e41a982849
ripemd-160
fd56ab370c0dfc0b18dba41b2edd52cebd16d46f
Diameter
36170576
Circumference
113633215.83771
Area
1.0275447173956E+15
Volume
2.4777922862637E+22
Surface area
4.1101788695823E+15
Circumference
113633215.83771
Perimeter
72341152
Area
327077642042944
Diagonal
25576459.569023
Surface area
1962465852257664
Volume
5.9152933547076E+21
Space diagonal
31324637.685516
Perimeter
54255864
Area
1.4162877350955E+14
Altitude
15662318.842758
Surface area
1.4162877350955E+14
Volume
6.9712400730357E+20
Height
8525486.5230078