20688526 is an even 8-digits composite number following 20688525
and preceding 20688527 . In scientific notation, it is written as 2.0688526 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 10330488 positive integers (up to 20688526) that are relatively prime to 20688526.
20688526 has 8 divisors, whose sum is 31074120
The reverse of 20688526 is 62588602
Previous prime number is 797
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million six hundred eighty-eight thousand five hundred twenty-six
Scientific notation
2.0688526 × 10^7
Engineering notation
2.0688526 × 10^6
Prime Factorization
2 × 797 × 12979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20688526
Product of the distinct prime numbers
The prime factorization of 20688526 is 2 × 797 × 12979.
Since it has a total of 3 prime factors.
6 , 3 , 61 , 29 , 109 , 371 , 172 , 2489 , 21536 , 21547 , 859818 , 606135 , 6772885 , 160643 , 14986621 , 45058129 , 849557967 , 881858726 , 5939538936 , 1935095118
n×2
41377052
n×3
62065578
n×4
82754104
n×5
103442630
n÷2
10344263
n÷3
6896175.3333333
n÷3
5172131.5
n÷5
4137705.2
n2
428015108052676
n3
8.8550016913406E+21
n4
1.8319693272134E+29
n5
3.7900745057258E+36
2 √n
4548.4641363871
3 √n
274.52159687985
4 √n
67.44230227674
5 √n
29.04998482747
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
-20688525
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 20688526 can be divided by 8 positive divisors.
The sum of these divisors (counting 20688526) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111010111010001110
3
Ternary
1102221002022201
4
Quaternary
1032322322032
5
Quinary
20244013101
6
Senary
2015232114
8
Octal
116727216
10
Decimal
20688526
12
Duodecimal
6b1863a
16
Hexadecimal
13bae8e
20
Vigesimal
696166
36
Base36
cbfda
md5
981714678eb96af35b015bccc0e58c8e
sha1
ccc9350b2cef98f20caa592edc72ffbba57af842
sha256
31501cc17d1a1dbc495b8292ad5ae5d5eb8994803dae79a68be7d8712e693487
sha512
89a3d750a61f407662495bbdeb07f4c3f9f26b1cc1f5575ebf17ff8a522d824db3ff45a42c3c06b778a3ffa8c23c3d91a8461f7e7546ae1fd7db4bb402859730
ripemd-160
b362c3fc870fe65e082cc29d1d80df590a72fb37
Diameter
41377052
Circumference
129989842.5904
Area
1.3446491190837E+15
Volume
3.7091744348054E+22
Surface area
5.3785964763349E+15
Circumference
129989842.5904
Perimeter
82754104
Area
428015108052676
Diagonal
29257994.054708
Surface area
2568090648316056
Volume
8.8550016913406E+21
Space diagonal
35833578.16571
Perimeter
62065578
Area
1.8533597838858E+14
Altitude
17916789.082855
Surface area
1.8533597838858E+14
Volume
1.0435719572275E+21
Height
9752664.6849028