20405095 is an odd 8-digits composite number following 20405094
and preceding 20405096 . In scientific notation, it is written as 2.0405095 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 16324072 positive integers (up to 20405095) that are relatively prime to 20405095.
20405095 has 4 divisors, whose sum is 24486120
The reverse of 20405095 is 59050402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred five thousand ninety-five
Scientific notation
2.0405095 × 10^7
Engineering notation
2.0405095 × 10^6
Prime Factorization
5 × 4081019
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20405095
Product of the distinct prime numbers
The prime factorization of 20405095 is 5 × 4081019.
Since it has a total of 2 prime factors.
9 , 3 , 35 , 90 , 426 , 758 , 8343 , 1098 , 85603 , 52327 , 491495 , 509063 , 5436299 , 7507543 , 45545773 , 13875422 , 394549106 , 839948424 , 2409112507 , 7267798829
n×2
40810190
n×3
61215285
n×4
81620380
n×5
102025475
n÷2
10202547.5
n÷3
6801698.3333333
n÷3
5101273.75
n÷5
4081019
n2
416367901959025
n3
8.4960265944246E+21
n4
1.7336222978176E+29
n5
3.5374727681086E+36
2 √n
4517.199907022
3 √n
273.26218734592
4 √n
67.210117594169
5 √n
28.969948570338
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
-20405094
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 20405095 can be divided by 4 positive divisors.
The sum of these divisors (counting 20405095) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101101101100111
3
Ternary
1102101200112021
4
Quaternary
1031311231213
5
Quinary
20210430340
6
Senary
2005204011
8
Octal
115655547
10
Decimal
20405095
12
Duodecimal
6a00607
16
Hexadecimal
1375b67
20
Vigesimal
67acef
36
Base36
c5co7
md5
a93e4aa7526157f10335cabde4bf72db
sha1
799939dc5af4450848126568c8d52002c65389f7
sha256
200655a91ff700de008bcf4e7df4e6a67c77583f8c8491dfd0c40e95eea1f362
sha512
1e414dd8cc1a0136817daaaca59157c9a8bc0378e372b8fe3d6986612d326c7cc3ec8bab059bcd43a6d7b46978e9519bf522da93110dabd5ad7af4ddd5c93277
ripemd-160
93ca165a170d9139d643aceb0739c4f5b9012f49
Diameter
40810190
Circumference
128208993.0956
Area
1.3080583419851E+15
Volume
3.558807297833E+22
Surface area
5.2322333679403E+15
Circumference
128208993.0956
Perimeter
81620380
Area
416367901959025
Diagonal
28857162.090511
Surface area
2498207411754150
Volume
8.4960265944246E+21
Space diagonal
35342661.27327
Perimeter
61215285
Area
1.8029259020847E+14
Altitude
17671330.636635
Surface area
1.8029259020847E+14
Volume
1.0012663363431E+21
Height
9619054.0301705