20132809 is an odd 8-digits composite number following 20132808
and preceding 20132810 . In scientific notation, it is written as 2.0132809 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20030416 positive integers (up to 20132809) that are relatively prime to 20132809.
20132809 has 4 divisors, whose sum is 20235204
The reverse of 20132809 is 90823102
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred thirty-two thousand eight hundred nine
Scientific notation
2.0132809 × 10^7
Engineering notation
2.0132809 × 10^6
Prime Factorization
197 × 102197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20132809
Product of the distinct prime numbers
The prime factorization of 20132809 is 197 × 102197.
Since it has a total of 2 prime factors.
7 , 8 , 88 , 40 , 606 , 178 , 7374 , 5765 , 4070 , 54214 , 91834 , 355558 , 6013001 , 8256963 , 45263921 , 65709186 , 927325838 , 259129770 , 2680730329 , 1908707788
n×2
40265618
n×3
60398427
n×4
80531236
n×5
100664045
n÷2
10066404.5
n÷3
6710936.3333333
n÷3
5033202.25
n÷5
4026561.8
n2
405329998230481
n3
8.1604314363446E+21
n4
1.6429240746552E+29
n5
3.3076676596535E+36
2 √n
4486.9598839303
3 √n
272.04126842837
4 √n
66.98477352302
5 √n
28.892217441481
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
-20132808
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 20132809 can be divided by 4 positive divisors.
The sum of these divisors (counting 20132809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110011001111001001
3
Ternary
1101212212000121
4
Quaternary
1030303033021
5
Quinary
20123222214
6
Senary
1555303241
8
Octal
114631711
10
Decimal
20132809
12
Duodecimal
68aab21
16
Hexadecimal
13333c9
20
Vigesimal
65gc09
36
Base36
bzikp
md5
a5d8bd37739b96ce527e5cea9b06b940
sha1
a1e9451d0b81b8ca8cc170541f1b2dfde4ecd4d7
sha256
95c6afea8b8d56427cfe3fe0a1f9e879ad489d682e57c5e1e3588f6ccf67899c
sha512
dbd20aed9456ca6459ae0ee614fd98dd5e288e23948a85816b4fa02f397c58df0b502f57a619cbfaf8d9cf2d1fb2f7a4883952bd7e178b822fbffff830c648df
ripemd-160
7b0c4dbd98f8ce1ace04fb83862505238356bddc
Diameter
40265618
Circumference
126498169.70105
Area
1.2733817447204E+15
Volume
3.4182335267391E+22
Surface area
5.0935269788818E+15
Circumference
126498169.70105
Perimeter
80531236
Area
405329998230481
Diagonal
28472091.536467
Surface area
2431979989382886
Volume
8.1604314363446E+21
Space diagonal
34871048.08708
Perimeter
60398427
Area
1.7551303769175E+14
Altitude
17435524.04354
Surface area
1.7551303769175E+14
Volume
9.6171606767453E+20
Height
9490697.1788224