20809103 is an odd 8-digits composite number following 20809102
and preceding 20809104 . In scientific notation, it is written as 2.0809103 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 17836368 positive integers (up to 20809103) that are relatively prime to 20809103.
20809103 has 4 divisors, whose sum is 23781840
The reverse of 20809103 is 30190802
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million eight hundred nine thousand one hundred three
Scientific notation
2.0809103 × 10^7
Engineering notation
2.0809103 × 10^6
Prime Factorization
7 × 2972729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20809103
Product of the distinct prime numbers
The prime factorization of 20809103 is 7 × 2972729.
Since it has a total of 2 prime factors.
2 , 5 , 60 , 82 , 455 , 172 , 3335 , 2515 , 89340 , 94784 , 790134 , 124278 , 3366150 , 9770656 , 99175929 , 84022253 , 643627581 , 840161594 , 87407011 , 9145111570
n×2
41618206
n×3
62427309
n×4
83236412
n×5
104045515
n÷2
10404551.5
n÷3
6936367.6666667
n÷3
5202275.75
n÷5
4161820.6
n2
433018767664609
n3
9.0107321372659E+21
n4
1.8750525314978E+29
n5
3.9018161258348E+36
2 √n
4561.6995736238
3 √n
275.05388696068
4 √n
67.540355148784
5 √n
29.083768022433
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
-20809102
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 20809103 can be divided by 4 positive divisors.
The sum of these divisors (counting 20809103) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011000010110001111
3
Ternary
1110011012201112
4
Quaternary
1033120112033
5
Quinary
20311342403
6
Senary
2022002235
8
Octal
117302617
10
Decimal
20809103
12
Duodecimal
6b7637b
16
Hexadecimal
13d858f
20
Vigesimal
6a12f3
36
Base36
ce0en
md5
d9ccc4ee8945a96e6deb1afbc690b70d
sha1
656eb5fabe0f6558255762326c9f7750bce3fd9d
sha256
4eaaedcd2a60a4ec10032808e93159a57ed91fbdcad9f9cae2ac18dd8ff8c84f
sha512
83bb862bf3d4db1a62d1618182de0bd463aa80d82f42bb872eb7c797d54655c5c3a9685370424adecaf879a2a261c5d0e1ec2d2559e9fabfa13840ea33b123f8
ripemd-160
246e14e19cf459e7e06f2020bfa69793b5254907
Diameter
41618206
Circumference
130747450.22519
Area
1.3603685793616E+15
Volume
3.7744066514533E+22
Surface area
5.4414743174466E+15
Circumference
130747450.22519
Perimeter
83236412
Area
433018767664609
Diagonal
29428515.683419
Surface area
2598112605987654
Volume
9.0107321372659E+21
Space diagonal
36042423.655934
Perimeter
62427309
Area
1.8750262655649E+14
Altitude
18021211.827967
Surface area
1.8750262655649E+14
Volume
1.061924966286E+21
Height
9809505.2278062