18389009 is an odd 8-digits prime number following 18389008
and preceding 18389010 . In scientific notation, it is written as 1.8389009 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 18389008 positive integers (up to 18389009) that are relatively prime to 18389009.
18389009 has 2 divisors, whose sum is 18389010
The reverse of 18389009 is 90098381
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million three hundred eighty-nine thousand nine
Scientific notation
1.8389009 × 10^7
Engineering notation
1.8389009 × 10^6
Prime Factorization
18389009
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18389009
Product of the distinct prime numbers
The prime factorization of 18389009 is 18389009.
Since it has a total of 1 prime factors.
6 , 7 , 22 , 55 , 94 , 583 , 3683 , 5207 , 39328 , 32793 , 934317 , 958705 , 3640832 , 8187527 , 73346968 , 94782939 , 630269580 , 647782472 , 5200975792 , 9323348923
n×2
36778018
n×3
55167027
n×4
73556036
n×5
91945045
n÷2
9194504.5
n÷3
6129669.6666667
n÷3
4597252.25
n÷5
3677801.8
n2
338155652002081
n3
6.2183473280671E+21
n4
1.1434924498095E+29
n5
2.1027692950979E+36
2 √n
4288.240781486
3 √n
263.94864799323
4 √n
65.484660657944
5 √n
28.373418581254
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18389010
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9194505
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4288.240898084
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998912394
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18389009 can be divided by 2 positive divisors.
The sum of these divisors (counting 18389009) is 18389010, the average is 9194505.
Base
System
Value
2
Binary
1000110001001100000010001
3
Ternary
1021121020222102
4
Quaternary
1012021200101
5
Quinary
14201422014
6
Senary
1454050145
8
Octal
106114021
10
Decimal
18389009
12
Duodecimal
61a9955
16
Hexadecimal
1189811
20
Vigesimal
5eica9
36
Base36
ay51t
md5
c86ab7d21cd8ded889c7562eea6d085c
sha1
f34964e4bdf88cc2b06ae337d4aa9030eaa5eb94
sha256
5b820f61f6e03b0efe4f8bd659766187c2cffd95bf76e5c6a3459b4fbf5a7cb7
sha512
53467af883ea1a477411e091e7db0eb01e9376ead7d6824f3a7ff322b50030208b5f8777392d0f4a6e4c9d4b00a90a3f8492657abbcf4d7cb64efe90e5b639ac
ripemd-160
ba9ea6097a4abbe01ffec31f7fefa33821110229
Diameter
36778018
Circumference
115541551.16239
Area
1.0623473120996E+15
Volume
2.6047352377767E+22
Surface area
4.2493892483984E+15
Circumference
115541551.16239
Perimeter
73556036
Area
338155652002081
Diagonal
26005985.926401
Surface area
2028933912012486
Volume
6.2183473280671E+21
Space diagonal
31850697.888841
Perimeter
55167027
Area
1.4642569253355E+14
Altitude
15925348.944421
Surface area
1.4642569253355E+14
Volume
7.3283926057492E+20
Height
8668661.975467