18085513 is an odd 8-digits prime number following 18085512
and preceding 18085514 . In scientific notation, it is written as 1.8085513 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 18085512 positive integers (up to 18085513) that are relatively prime to 18085513.
18085513 has 2 divisors, whose sum is 18085514
The reverse of 18085513 is 31558081
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighteen million eighty-five thousand five hundred thirteen
Scientific notation
1.8085513 × 10^7
Engineering notation
1.8085513 × 10^6
Prime Factorization
18085513
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18085513
Product of the distinct prime numbers
The prime factorization of 18085513 is 18085513.
Since it has a total of 1 prime factors.
5 , 7 , 28 , 89 , 870 , 704 , 1121 , 2484 , 29807 , 64262 , 699405 , 291230 , 5707430 , 5086893 , 93197227 , 72819570 , 616393150 , 510969805 , 9710121298 , 5357236270
n×2
36171026
n×3
54256539
n×4
72342052
n×5
90427565
n÷2
9042756.5
n÷3
6028504.3333333
n÷3
4521378.25
n÷5
3617102.6
n2
327085780473169
n3
5.9155141348626E+21
n4
1.0698510778774E+29
n5
1.9348805577016E+36
2 √n
4252.7065499515
3 √n
262.48849775753
4 √n
65.212779038709
5 √n
28.279137947527
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18085514
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9042757
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4252.7066675236
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998894143
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085513 can be divided by 2 positive divisors.
The sum of these divisors (counting 18085513) is 18085514, the average is 9042757.
Base
System
Value
2
Binary
1000100111111011010001001
3
Ternary
1021000211122211
4
Quaternary
1010333122021
5
Quinary
14112214023
6
Senary
1443345121
8
Octal
104773211
10
Decimal
18085513
12
Duodecimal
60821a1
16
Hexadecimal
113f689
20
Vigesimal
5d0dfd
36
Base36
armvd
md5
bf87db2ccbe71743920a9ea178167b9c
sha1
969325ba6a4eff7a6eee256bc67e556f2fe8fc4a
sha256
4dea4f73a3dfb7fbfe558d6c0060ad324f8e29ba7f2947be43a2e5dff3b33835
sha512
a3f5e89ad1e7ea64547a5beeee8a29ff92ee45255a26badb1f5538bc77a770c96eb91f381470b37630addac19e0ff4427bcb7ded7fe851b08fb1ecf630cc2658
ripemd-160
22ac3301165cd1067bc127ecb8421991f3f0d58f
Diameter
36171026
Circumference
113634629.55441
Area
1.0275702850282E+15
Volume
2.4778847664388E+22
Surface area
4.1102811401128E+15
Circumference
113634629.55441
Perimeter
72342052
Area
327085780473169
Diagonal
25576777.767075
Surface area
1962514682839014
Volume
5.9155141348626E+21
Space diagonal
31325027.396947
Perimeter
54256539
Area
1.4163229755321E+14
Altitude
15662513.698474
Surface area
1.4163229755321E+14
Volume
6.9715002649437E+20
Height
8525592.589025