20304909 is an odd 8-digits composite number following 20304908
and preceding 20304910 . In scientific notation, it is written as 2.0304909 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13306824 positive integers (up to 20304909) that are relatively prime to 20304909.
20304909 has 8 divisors, whose sum is 22944000
The reverse of 20304909 is 90940302
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million three hundred four thousand nine hundred nine
Scientific notation
2.0304909 × 10^7
Engineering notation
2.0304909 × 10^6
Prime Factorization
9 × 59 × 38239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20304909
Product of the distinct prime numbers
The prime factorization of 20304909 is 9 × 59 × 38239.
Since it has a total of 3 prime factors.
6 , 10 , 87 , 72 , 918 , 616 , 929 , 7608 , 27468 , 44376 , 642084 , 405078 , 4852860 , 5363222 , 95810719 , 80882591 , 76554799 , 388320767 , 8912227504 , 5069700755
n×2
40609818
n×3
60914727
n×4
81219636
n×5
101524545
n÷2
10152454.5
n÷3
6768303
n÷3
5076227.25
n÷5
4060981.8
n2
412289329498281
n3
8.3714973171336E+21
n4
1.6998249121814E+29
n5
3.4514790157777E+36
2 √n
4506.0968697976
3 √n
272.81422775759
4 √n
67.127467327448
5 √n
28.941444902734
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
-20304908
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 20304909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20304909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011101010000001101
3
Ternary
1102012121002200
4
Quaternary
1031131100031
5
Quinary
20144224114
6
Senary
2003112113
8
Octal
115352015
10
Decimal
20304909
12
Duodecimal
6972639
16
Hexadecimal
135d40d
20
Vigesimal
66i259
36
Base36
c37d9
md5
30bdaa0f8133cf16d583795588c210e4
sha1
9e8efbe6428ec08329d4362a932078022f5f7ffa
sha256
4ee793df9999111336db588b289ff75357ea20264924853ea0238f3db65acbfd
sha512
24e4695ed57256b4f61bbabd7961b46a68fc82b618542c41b2e03c27c6b3d1bf49b407fc5fee3b62beefad8acc5ef43b3e3d8c7d4cdc743de47d844984682bc5
ripemd-160
fcbaba4538927bc055990c0a7deead840e51c4f4
Diameter
40609818
Circumference
127579505.89242
Area
1.2952451287053E+15
Volume
3.5066445961405E+22
Surface area
5.180980514821E+15
Circumference
127579505.89242
Perimeter
81219636
Area
412289329498281
Diagonal
28715477.690552
Surface area
2473735976989686
Volume
8.3714973171336E+21
Space diagonal
35169134.031063
Perimeter
60914727
Area
1.7852651652738E+14
Altitude
17584567.015531
Surface area
1.7852651652738E+14
Volume
9.8659042027169E+20
Height
9571825.8968505