20506795 is an odd 8-digits composite number following 20506794
and preceding 20506796 . In scientific notation, it is written as 2.0506795 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 15323904 positive integers (up to 20506795) that are relatively prime to 20506795.
20506795 has 16 divisors, whose sum is 26267040
The reverse of 20506795 is 59760502
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million five hundred six thousand seven hundred ninety-five
Scientific notation
2.0506795 × 10^7
Engineering notation
2.0506795 × 10^6
Prime Factorization
5 × 73 × 19 × 2957
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20506795
Product of the distinct prime numbers
The prime factorization of 20506795 is 5 × 73 × 19 × 2957.
Since it has a total of 4 prime factors.
2 , 4 , 57 , 2 , 814 , 493 , 1889 , 7627 , 19688 , 77225 , 301257 , 746149 , 5807904 , 6235821 , 11017362 , 68036756 , 91150673 , 43981786 , 3434575825 , 7319523935
n×2
41013590
n×3
61520385
n×4
82027180
n×5
102533975
n÷2
10253397.5
n÷3
6835598.3333333
n÷3
5126698.75
n÷5
4101359
n2
420528641172025
n3
8.6236946361433E+21
n4
1.7684433804599E+29
n5
3.6265105872198E+36
2 √n
4528.4428891176
3 √n
273.71541927469
4 √n
67.293706162743
5 √n
28.998768701621
1 , 5 , 19 , 73 , 95 , 365 , 1387 , 2957 , 6935 , 14785 , 56183 , 215861 , 280915 , 1079305 , 4101359 , 20506795
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20506794
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20506795 can be divided by 16 positive divisors.
The sum of these divisors (counting 20506795) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110001110100010101011
3
Ternary
1102120212000221
4
Quaternary
1032032202223
5
Quinary
20222204140
6
Senary
2011310511
8
Octal
116164253
10
Decimal
20506795
12
Duodecimal
6a4b437
16
Hexadecimal
138e8ab
20
Vigesimal
6836jf
36
Base36
c7j57
md5
1c4a0a55a58c4eec389efb22dc584694
sha1
d3b97d729d0cc5d08652bab4eac4306f47d3bf72
sha256
c721a677a69a4bf495c7107a809189ad90d0a47be3279b288de50e91ca94119b
sha512
753976a1e0b8615af12db42d916715fe199d54f682b25ebe413573e8fba00c9154504f17e1635b20590d5aaa44b099f38852cd2069351e966f5e23d1f1d5f30a
ripemd-160
0c3bc9634f4aa79b3fc7f0dd9ff141446bd9ff12
Diameter
41013590
Circumference
128847993.04134
Area
1.3211296897301E+15
Volume
3.6122847620946E+22
Surface area
5.2845187589205E+15
Circumference
128847993.04134
Perimeter
82027180
Area
420528641172025
Diagonal
29000987.609805
Surface area
2523171847032150
Volume
8.6236946361433E+21
Space diagonal
35518810.840399
Perimeter
61520385
Area
1.8209424313696E+14
Altitude
17759405.4202
Surface area
1.8209424313696E+14
Volume
1.0163121593498E+21
Height
9666995.8699349