20085091 is an odd 8-digits composite number following 20085090
and preceding 20085092 . In scientific notation, it is written as 2.0085091 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18540072 positive integers (up to 20085091) that are relatively prime to 20085091.
20085091 has 4 divisors, whose sum is 21630112
The reverse of 20085091 is 19058002
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million eighty-five thousand ninety-one
Scientific notation
2.0085091 × 10^7
Engineering notation
2.0085091 × 10^6
Prime Factorization
13 × 1545007
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20085091
Product of the distinct prime numbers
The prime factorization of 20085091 is 13 × 1545007.
Since it has a total of 2 prime factors.
10 , 9 , 77 , 53 , 385 , 146 , 3327 , 4836 , 61677 , 77623 , 295007 , 658769 , 2652999 , 4010202 , 51229412 , 90399618 , 673917430 , 726954044 , 1154885227 , 5183648178
n×2
40170182
n×3
60255273
n×4
80340364
n×5
100425455
n÷2
10042545.5
n÷3
6695030.3333333
n÷3
5021272.75
n÷5
4017018.2
n2
403410880478281
n3
8.1025442447964E+21
n4
1.6274033848826E+29
n5
3.2686545079075E+36
2 √n
4481.6393206058
3 √n
271.82617119299
4 √n
66.945047020715
5 √n
28.878508596679
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
-20085090
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 20085091 can be divided by 4 positive divisors.
The sum of these divisors (counting 20085091) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100111100101100011
3
Ternary
1101210102120021
4
Quaternary
1030213211203
5
Quinary
20120210331
6
Senary
1554254311
8
Octal
114474543
10
Decimal
20085091
12
Duodecimal
6887397
16
Hexadecimal
1327963
20
Vigesimal
65aceb
36
Base36
byhr7
md5
802ffd189550f88bc59d421bd2adc92f
sha1
412e3de1504d4cf40a09f316118825ab0393a69e
sha256
26dde8444594f13e288a1cd0b3e85e44c67bec68d31a95447ff01075fc48ee52
sha512
6bedeea29ef181c67cccd6246a6089626e398c54134522e66d5c8bca4109f99a8a3c3ea5be25adb140a20f6d5cfc1e66d60c89b291938daa9cbbf26aacac00b6
ripemd-160
016bb83e30ce8300cf44c28601a50eb72908579d
Diameter
40170182
Circumference
126198348.66456
Area
1.2673526584888E+15
Volume
3.3939857966451E+22
Surface area
5.069410633955E+15
Circumference
126198348.66456
Perimeter
80340364
Area
403410880478281
Diagonal
28404608.093698
Surface area
2420465282869686
Volume
8.1025442447964E+21
Space diagonal
34788398.086644
Perimeter
60255273
Area
1.7468203532862E+14
Altitude
17394199.043322
Surface area
1.7468203532862E+14
Volume
9.5489399672659E+20
Height
9468202.6978993