18085505 is an odd 8-digits composite number following 18085504
and preceding 18085506 . In scientific notation, it is written as 1.8085505 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 14468400 positive integers (up to 18085505) that are relatively prime to 18085505.
18085505 has 4 divisors, whose sum is 21702612
The reverse of 18085505 is 50558081
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million eighty-five thousand five hundred five
Scientific notation
1.8085505 × 10^7
Engineering notation
1.8085505 × 10^6
Prime Factorization
5 × 3617101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18085505
Product of the distinct prime numbers
The prime factorization of 18085505 is 5 × 3617101.
Since it has a total of 2 prime factors.
3 , 4 , 76 , 40 , 163 , 89 , 7063 , 464 , 16458 , 23727 , 694528 , 78242 , 3337003 , 7211427 , 38280351 , 35095298 , 373612254 , 114608205 , 3437530157 , 7886170204
n×2
36171010
n×3
54256515
n×4
72342020
n×5
90427525
n÷2
9042752.5
n÷3
6028501.6666667
n÷3
4521376.25
n÷5
3617101
n2
327085491105025
n3
5.9155062848074E+21
n4
1.0698491849142E+29
n5
1.9348762783011E+36
2 √n
4252.7056093739
3 √n
262.48845905421
4 √n
65.212771827104
5 √n
28.279135445711
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18085504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085505 can be divided by 4 positive divisors.
The sum of these divisors (counting 18085505) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100111111011010000001
3
Ternary
1021000211122112
4
Quaternary
1010333122001
5
Quinary
14112214010
6
Senary
1443345105
8
Octal
104773201
10
Decimal
18085505
12
Duodecimal
6082195
16
Hexadecimal
113f681
20
Vigesimal
5d0df5
36
Base36
armv5
md5
3f827bc757afb78e2f7b8c0819138084
sha1
84f14a642be17961af0dc30b7cb621a5b05c7a59
sha256
9bc32290df87ecc945a2584f0ec719fa363e4fb3ac81bd9bf4dada2154c6a901
sha512
a24deaf83c9025ce603cc4a2cbcafa39bd45ef2a26e61db3bdcea70e2fcb1d837f49e8baa70b4930ed613bd8b6798593fe5fb2bd56ab54ac71032db72d5c531c
ripemd-160
5de2ac01e48fab77a36d70e662e6bfd44a34b523
Diameter
36171010
Circumference
113634579.28892
Area
1.0275693759514E+15
Volume
2.4778814782154E+22
Surface area
4.1102775038054E+15
Circumference
113634579.28892
Perimeter
72342020
Area
327085491105025
Diagonal
25576766.453366
Surface area
1962512946630150
Volume
5.9155062848074E+21
Space diagonal
31325013.540541
Perimeter
54256515
Area
1.4163217225313E+14
Altitude
15662506.77027
Surface area
1.4163217225313E+14
Volume
6.9714910135649E+20
Height
8525588.8177888