20081709 is an odd 8-digits composite number following 20081708
and preceding 20081710 . In scientific notation, it is written as 2.0081709 × 10^7.
The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors.
There are 12393216 positive integers (up to 20081709) that are relatively prime to 20081709.
20081709 has 32 divisors, whose sum is 32019840
The reverse of 20081709 is 90718002
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million eighty-one thousand seven hundred nine
Scientific notation
2.0081709 × 10^7
Engineering notation
2.0081709 × 10^6
Prime Factorization
3 × 3 × 3 × 17 × 67 × 653
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2231301
Product of the distinct prime numbers
The prime factorization of 20081709 is 3 × 3 × 3 × 17 × 67 × 653.
Since it has a total of 6 prime factors.
4 , 9 , 29 , 58 , 354 , 199 , 9116 , 7916 , 85716 , 73586 , 194894 , 698861 , 7900326 , 7827556 , 75422377 , 71625467 , 601203376 , 649494619 , 918607665 , 5583096789
n×2
40163418
n×3
60245127
n×4
80326836
n×5
100408545
n÷2
10040854.5
n÷3
6693903
n÷3
5020427.25
n÷5
4016341.8
n2
403275036360681
n3
8.0984519271596E+21
n4
1.6263075495171E+29
n5
3.2659034953905E+36
2 √n
4481.2619874317
3 √n
271.81091331315
4 √n
66.942228730687
5 √n
28.8775359977
1 , 3 , 9 , 17 , 27 , 51 , 67 , 153 , 201 , 459 , 603 , 653 , 1139 , 1809 , 1959 , 3417 , 5877 , 10251 , 11101 , 17631 , 30753 , 33303 , 43751 , 99909 , 131253 , 299727 , 393759 , 743767 , 1181277 , 2231301 , 6693903 , 20081709
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20081708
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20081709 can be divided by 32 positive divisors.
The sum of these divisors (counting 20081709) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100100110110000101101
3
Ternary
1101210020221000
4
Quaternary
1030212300231
5
Quinary
20120103314
6
Senary
1554230513
8
Octal
114466055
10
Decimal
20081709
12
Duodecimal
6885439
16
Hexadecimal
1326c2d
20
Vigesimal
65a459
36
Base36
byf59
md5
7ebe9281e0d71f7e6de2cad64bd1efc1
sha1
d8b84f924a75ec439a8603fc800dc6c29455f374
sha256
6d441dbfb997a108898e18278785ce7558db97b3a41e1034e9fff3aa0cce2ab4
sha512
dde313b9de89feda846d715a55d0c6592f3b92c4b68309fcdb25d32392485d2ef954312cfebbf5896060c8f470b0b27ffbb173b6e68726a94c0b447c7b40cee1
ripemd-160
8895bc4c20df73204600e3c418a5f0bdd0775e74
Diameter
40163418
Circumference
126177098.93186
Area
1.2669258916069E+15
Volume
3.392271610642E+22
Surface area
5.0677035664275E+15
Circumference
126177098.93186
Perimeter
80326836
Area
403275036360681
Diagonal
28399825.22343
Surface area
2419650218164086
Volume
8.0984519271596E+21
Space diagonal
34782540.290813
Perimeter
60245127
Area
1.7462321310022E+14
Altitude
17391270.145407
Surface area
1.7462321310022E+14
Volume
9.5441171246797E+20
Height
9466608.4078099