20091308 is an even 8-digits composite number following 20091307
and preceding 20091309 . In scientific notation, it is written as 2.0091308 × 10^7.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 10012320 positive integers (up to 20091308) that are relatively prime to 20091308.
20091308 has 12 divisors, whose sum is 35276472
The reverse of 20091308 is 80319002
Previous prime number is 307
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million ninety-one thousand three hundred eight
Scientific notation
2.0091308 × 10^7
Engineering notation
2.0091308 × 10^6
Prime Factorization
2 × 2 × 307 × 16361
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10045654
Product of the distinct prime numbers
The prime factorization of 20091308 is 2 × 2 × 307 × 16361.
Since it has a total of 4 prime factors.
7 , 2 , 45 , 53 , 184 , 261 , 9027 , 4779 , 71108 , 67671 , 99875 , 380311 , 1593616 , 8994471 , 59795804 , 99821863 , 738699660 , 219253678 , 4910273423 , 7684032737
n×2
40182616
n×3
60273924
n×4
80365232
n×5
100456540
n÷2
10045654
n÷3
6697102.6666667
n÷3
5022827
n÷5
4018261.6
n2
403660657150864
n3
8.1100705903004E+21
n4
1.6294192613147E+29
n5
3.2737164240206E+36
2 √n
4482.3328747428
3 √n
271.8542146967
4 √n
66.950226846089
5 √n
28.88029614609
1 , 2 , 4 , 307 , 614 , 1228 , 16361 , 32722 , 65444 , 5022827 , 10045654 , 20091308
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20091307
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20091308 can be divided by 12 positive divisors.
The sum of these divisors (counting 20091308) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100101001000110101100
3
Ternary
1101210202002112
4
Quaternary
1030221012230
5
Quinary
20120410213
6
Senary
1554343152
8
Octal
114510654
10
Decimal
20091308
12
Duodecimal
688aab8
16
Hexadecimal
13291ac
20
Vigesimal
65b858
36
Base36
bymjw
md5
b8b649704b07ab871750382c6d149f3b
sha1
06cbae6c0f4ef2a22132198cc9b634d235991c57
sha256
d6a77261c5d6a51aef68b3fe49b3908c0465904b10f325f0aa4bb40784471192
sha512
f34d71ae05190daf1ed5ed7978bb8ccc89339f36b6b6c39dc49158a4ae0c2660b53c0ec3e25f467c8236fa1162eb2b2085ce3d903806d7f8b94bbad0e7dfdbc8
ripemd-160
9f3bf0bf1bd9d4bb796833ecce1ece82d793f3c6
Diameter
40182616
Circumference
126237411.22762
Area
1.2681373550484E+15
Volume
3.3971384248777E+22
Surface area
5.0725494201935E+15
Circumference
126237411.22762
Perimeter
80365232
Area
403660657150864
Diagonal
28413400.259415
Surface area
2421963942905184
Volume
8.1100705903004E+21
Space diagonal
34799166.246515
Perimeter
60273924
Area
1.7479019180048E+14
Altitude
17399583.123258
Surface area
1.7479019180048E+14
Volume
9.557809850505E+20
Height
9471133.419805