20686055 is an odd 8-digits composite number following 20686054
and preceding 20686056 . In scientific notation, it is written as 2.0686055 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 15275808 positive integers (up to 20686055) that are relatively prime to 20686055.
20686055 has 4 divisors, whose sum is 21004368
The reverse of 20686055 is 55068602
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million six hundred eighty-six thousand fifty-five
Scientific notation
2.0686055 × 10^7
Engineering notation
2.0686055 × 10^6
Prime Factorization
65 × 318247
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20686055
Product of the distinct prime numbers
The prime factorization of 20686055 is 65 × 318247.
Since it has a total of 2 prime factors.
5 , 6 , 50 , 25 , 100 , 577 , 2020 , 5243 , 95615 , 39217 , 489506 , 109529 , 7632255 , 2308904 , 64393957 , 56549752 , 398720198 , 627773971 , 6211668719 , 1034662650
n×2
41372110
n×3
62058165
n×4
82744220
n×5
103430275
n÷2
10343027.5
n÷3
6895351.6666667
n÷3
5171513.75
n÷5
4137211
n2
427912871463025
n3
8.8518291942921E+21
n4
1.8310942556373E+29
n5
3.7878116482298E+36
2 √n
4548.1924981249
3 √n
274.51066699092
4 √n
67.440288389989
5 √n
29.049290858821
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
-20686054
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 20686055 can be divided by 4 positive divisors.
The sum of these divisors (counting 20686055) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111010010011100111
3
Ternary
1102220221221012
4
Quaternary
1032322103213
5
Quinary
20243423210
6
Senary
2015212435
8
Octal
116722347
10
Decimal
20686055
12
Duodecimal
6b1711b
16
Hexadecimal
13ba4e7
20
Vigesimal
695f2f
36
Base36
cbdgn
md5
7f736760990fffe7173dfc450d671376
sha1
92391b584e1fa822f0a9134fa9a01b925bd6cce4
sha256
c778af543199d54d8fb0bff33a2ad33fd11d07b7e0f2f843acbf7d9fbd81b32b
sha512
673a92538e4909bcac293103a47887b9ef58504d21219396719f86e357744515e01c69eba93fe1523570a5699c263f52b9892d7b0adb2782d32aa0eaa88c8402
ripemd-160
3b7d62ae8ab47267bd8707db1943b7a00da5a22e
Diameter
41372110
Circumference
129974316.83951
Area
1.3443279333648E+15
Volume
3.7078455423493E+22
Surface area
5.377311733459E+15
Circumference
129974316.83951
Perimeter
82744220
Area
427912871463025
Diagonal
29254499.532996
Surface area
2567477228778150
Volume
8.8518291942921E+21
Space diagonal
35829298.268164
Perimeter
62058165
Area
1.8529170864666E+14
Altitude
17914649.134082
Surface area
1.8529170864666E+14
Volume
1.0431980748648E+21
Height
9751499.8443319