20108866 is an even 8-digits composite number following 20108865
and preceding 20108867 . In scientific notation, it is written as 2.0108866 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10054432 positive integers (up to 20108866) that are relatively prime to 20108866.
20108866 has 4 divisors, whose sum is 30163302
The reverse of 20108866 is 66880102
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred eight thousand eight hundred sixty-six
Scientific notation
2.0108866 × 10^7
Engineering notation
2.0108866 × 10^6
Prime Factorization
2 × 10054433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20108866
Product of the distinct prime numbers
The prime factorization of 20108866 is 2 × 10054433.
Since it has a total of 2 prime factors.
2 , 4 , 14 , 53 , 380 , 982 , 9880 , 5936 , 46679 , 86868 , 477067 , 937137 , 5263365 , 5149452 , 5675132 , 4936157 , 870194631 , 523608560 , 982133309 , 4553037121
n×2
40217732
n×3
60326598
n×4
80435464
n×5
100544330
n÷2
10054433
n÷3
6702955.3333333
n÷3
5027216.5
n÷5
4021773.2
n2
404366491805956
n3
8.1313515986161E+21
n4
1.6351225969546E+29
n5
3.2880461195731E+36
2 √n
4484.2910253461
3 √n
271.93338370056
4 √n
66.964849177357
5 √n
28.885342139865
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
-20108865
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 20108866 can be divided by 4 positive divisors.
The sum of these divisors (counting 20108866) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101011001000010
3
Ternary
1101211122011211
4
Quaternary
1030231121002
5
Quinary
20121440431
6
Senary
1555000334
8
Octal
114553102
10
Decimal
20108866
12
Duodecimal
68990aa
16
Hexadecimal
132d642
20
Vigesimal
65dc36
36
Base36
bz03m
md5
603928c215ab2009de825034029b5dc7
sha1
7a228930bdaa3cf09a3362dd857bf485a115dc9a
sha256
3db5ab52486ea6e13c52259a0554b00b5fe92b692552c10482b5094c701d8ea5
sha512
8ae7bd9d7a2bb605bd621a611c9c0b197b6e638cb7b4426d235b267e2bb4a23f0750d3a9d6e52b7d8f00de1470f4d06b372830b9becdd697eb8aa6468adc0bec
ripemd-160
60ccb63a349099db7118cb84acee9846be54d8ad
Diameter
40217732
Circumference
126347731.39524
Area
1.2703548000155E+15
Volume
3.4060525927957E+22
Surface area
5.0814192000619E+15
Circumference
126347731.39524
Perimeter
80435464
Area
404366491805956
Diagonal
28438231.021143
Surface area
2426198950835736
Volume
8.1313515986161E+21
Space diagonal
34829577.594594
Perimeter
60326598
Area
1.7509582717157E+14
Altitude
17414788.797297
Surface area
1.7509582717157E+14
Volume
9.5828897593225E+20
Height
9479410.3403811