18209085 is an odd 8-digits composite number following 18209084
and preceding 18209086 . In scientific notation, it is written as 1.8209085 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 9711504 positive integers (up to 18209085) that are relatively prime to 18209085.
18209085 has 8 divisors, whose sum is 29134560
The reverse of 18209085 is 58090281
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighteen million two hundred nine thousand eighty-five
Scientific notation
1.8209085 × 10^7
Engineering notation
1.8209085 × 10^6
Prime Factorization
3 × 5 × 1213939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18209085
Product of the distinct prime numbers
The prime factorization of 18209085 is 3 × 5 × 1213939.
Since it has a total of 3 prime factors.
10 , 6 , 40 , 61 , 59 , 713 , 5554 , 5210 , 38980 , 52212 , 66875 , 454365 , 5582269 , 1887192 , 56870485 , 21418914 , 322850747 , 259007141 , 7867888142 , 2589534805
n×2
36418170
n×3
54627255
n×4
72836340
n×5
91045425
n÷2
9104542.5
n÷3
6069695
n÷3
4552271.25
n÷5
3641817
n2
331570776537225
n3
6.0376004534823E+21
n4
1.099391798535E+29
n5
2.0018918707826E+36
2 √n
4267.2104471188
3 √n
263.08497208578
4 √n
65.323888793602
5 √n
28.317677057765
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
-18209084
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 18209085 can be divided by 8 positive divisors.
The sum of these divisors (counting 18209085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101011101100100111101
3
Ternary
1021021010011120
4
Quaternary
1011131210331
5
Quinary
14130142320
6
Senary
1450141153
8
Octal
105354475
10
Decimal
18209085
12
Duodecimal
61217b9
16
Hexadecimal
115d93d
20
Vigesimal
5dg2e5
36
Base36
aua7x
md5
4237f2fa508f8b15b6acce9489994d77
sha1
e4c163ada63885e1ab8d7704b0fd4b5c5d6ef3e3
sha256
a7dfe05d9f02aa5587b1ed60dc5d602df4eac29b81afbe75fa98adfc2e1fe5f4
sha512
332ad448e0ce6b28def64ccd9aafa54e5e242ce99bdd8cc7a85c5ee2e3abde30ab6c7494f1141ebff4df0ea637d87f10277965074e9b87d7e37bf3aa4929993d
ripemd-160
dbcc540df73c91b2154cd31cea07e0ca626a8d45
Diameter
36418170
Circumference
114411055.32918
Area
1.0416603157144E+15
Volume
2.5290241639961E+22
Surface area
4.1666412628576E+15
Circumference
114411055.32918
Perimeter
72836340
Area
331570776537225
Diagonal
25751534.965404
Surface area
1989424659223350
Volume
6.0376004534823E+21
Space diagonal
31539060.37934
Perimeter
54627255
Area
1.4357435781689E+14
Altitude
15769530.18967
Surface area
1.4357435781689E+14
Volume
7.1153803712539E+20
Height
8583844.9884682