20680131 is an odd 8-digits composite number following 20680130
and preceding 20680132 . In scientific notation, it is written as 2.0680131 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13341960 positive integers (up to 20680131) that are relatively prime to 20680131.
20680131 has 4 divisors, whose sum is 20902592
The reverse of 20680131 is 13108602
Previous prime number is 93
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million six hundred eighty thousand one hundred thirty-one
Scientific notation
2.0680131 × 10^7
Engineering notation
2.0680131 × 10^6
Prime Factorization
93 × 222367
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20680131
Product of the distinct prime numbers
The prime factorization of 20680131 is 93 × 222367.
Since it has a total of 2 prime factors.
3 , 1 , 96 , 7 , 493 , 202 , 4752 , 2244 , 11223 , 54280 , 246051 , 312421 , 2800483 , 1356438 , 37788697 , 35296899 , 558438818 , 242162817 , 3775547437 , 5156163665
n×2
41360262
n×3
62040393
n×4
82720524
n×5
103400655
n÷2
10340065.5
n÷3
6893377
n÷3
5170032.75
n÷5
4136026.2
n2
427667818177161
n3
8.8442265043879E+21
n4
1.8289976270441E+29
n5
3.7823910525962E+36
2 √n
4547.5412037716
3 √n
274.48446002119
4 √n
67.43545954297
5 √n
29.047626861358
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
-20680130
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 20680131 can be divided by 4 positive divisors.
The sum of these divisors (counting 20680131) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111000110111000011
3
Ternary
1102220122210210
4
Quaternary
1032320313003
5
Quinary
20243231011
6
Senary
2015125203
8
Octal
116706703
10
Decimal
20680131
12
Duodecimal
6b13803
16
Hexadecimal
13b8dc3
20
Vigesimal
69506b
36
Base36
cb8w3
md5
56c1cc9d3c80a7b516535d1fdc3fd1d9
sha1
920fc2c56e2f0aec736264e513e4beee5a900d89
sha256
852a08de94f9099eb2f16ad89a126852d713413376face8756ad571515fefaeb
sha512
c483859be5243b07d5746dac491be486357445962f13b36227060f55c6f9dc0c14541c3b9c28e4c71a1c0d46653ed7c5093ae9b2dd796335a012f2f3ad91cb8f
ripemd-160
9041b6e4a2790ae2b37bb86dc878e15629c2177e
Diameter
41360262
Circumference
129937095.24975
Area
1.3435580757621E+15
Volume
3.7046609350492E+22
Surface area
5.3742323030486E+15
Circumference
129937095.24975
Perimeter
82720524
Area
427667818177161
Diagonal
29246121.731852
Surface area
2566006909062966
Volume
8.8442265043879E+21
Space diagonal
35819037.59918
Perimeter
62040393
Area
1.8518559746124E+14
Altitude
17909518.79959
Surface area
1.8518559746124E+14
Volume
1.0423020892671E+21
Height
9748707.2439508