20106081 is an odd 8-digits composite number following 20106080
and preceding 20106082 . In scientific notation, it is written as 2.0106081 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13404048 positive integers (up to 20106081) that are relatively prime to 20106081.
20106081 has 4 divisors, whose sum is 22340100
The reverse of 20106081 is 18060102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred six thousand eighty-one
Scientific notation
2.0106081 × 10^7
Engineering notation
2.0106081 × 10^6
Prime Factorization
9 × 2234009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20106081
Product of the distinct prime numbers
The prime factorization of 20106081 is 9 × 2234009.
Since it has a total of 2 prime factors.
4 , 6 , 83 , 19 , 451 , 328 , 5130 , 820 , 33762 , 12546 , 114777 , 30491 , 5675845 , 6884450 , 72534505 , 88091816 , 54976986 , 894251706 , 1012102087 , 2478357822
n×2
40212162
n×3
60318243
n×4
80424324
n×5
100530405
n÷2
10053040.5
n÷3
6702027
n÷3
5026520.25
n÷5
4021216.2
n2
404254493178561
n3
8.1279735844621E+21
n4
1.6342169525506E+29
n5
3.2857698419555E+36
2 √n
4483.9804861306
3 √n
271.92082921441
4 √n
66.962530463914
5 √n
28.884541993952
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
-20106080
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 20106081 can be divided by 4 positive divisors.
The sum of these divisors (counting 20106081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100101101100001
3
Ternary
1101211111100200
4
Quaternary
1030230231201
5
Quinary
20121343311
6
Senary
1554535413
8
Octal
114545541
10
Decimal
20106081
12
Duodecimal
6897569
16
Hexadecimal
132cb61
20
Vigesimal
65d541
36
Base36
byxy9
md5
9ff8e5f8a5cd48e5037bcf8213ba30aa
sha1
fc139ba189fd759a9bb2790cc739614082f854f1
sha256
02a6ab99d1984e9b0b7917714054c3a4e07276170f73e0c0265516ea644fef37
sha512
4f908a8189953ab04bed4516258aecf8c023ed5453110edcb4ea3733373dd86b593995f2f80f31d6a41424c4347d307a9b4f0251a014d747a260c74df2b791d6
ripemd-160
f1c863c7cac7bb0cfe739c0190446d510c5e0d62
Diameter
40212162
Circumference
126330232.72416
Area
1.2700029459504E+15
Volume
3.4046376135357E+22
Surface area
5.0800117838017E+15
Circumference
126330232.72416
Perimeter
80424324
Area
404254493178561
Diagonal
28434292.436372
Surface area
2425526959071366
Volume
8.1279735844621E+21
Space diagonal
34824753.833095
Perimeter
60318243
Area
1.7504733034332E+14
Altitude
17412376.916548
Surface area
1.7504733034332E+14
Volume
9.5789087314638E+20
Height
9478097.4787907