20391195 is an odd 8-digits composite number following 20391194
and preceding 20391196 . In scientific notation, it is written as 2.0391195 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 9886560 positive integers (up to 20391195) that are relatively prime to 20391195.
20391195 has 8 divisors, whose sum is 25211136
The reverse of 20391195 is 59119302
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million three hundred ninety-one thousand one hundred ninety-five
Scientific notation
2.0391195 × 10^7
Engineering notation
2.0391195 × 10^6
Prime Factorization
33 × 5 × 123583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20391195
Product of the distinct prime numbers
The prime factorization of 20391195 is 33 × 5 × 123583.
Since it has a total of 3 prime factors.
7 , 4 , 95 , 99 , 378 , 590 , 662 , 4403 , 17472 , 64461 , 883248 , 237935 , 9310740 , 2199805 , 50040245 , 77934986 , 351067574 , 766766830 , 6113207138 , 2981645703
n×2
40782390
n×3
61173585
n×4
81564780
n×5
101955975
n÷2
10195597.5
n÷3
6797065
n÷3
5097798.75
n÷5
4078239
n2
415800833528025
n3
8.4786758776325E+21
n4
1.728903331626E+29
n5
3.5254404971336E+36
2 √n
4515.6610811707
3 √n
273.20012429727
4 √n
67.198668745524
5 √n
28.966000614661
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
-20391194
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 20391195 can be divided by 8 positive divisors.
The sum of these divisors (counting 20391195) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110010010100011011
3
Ternary
1102100222110110
4
Quaternary
1031302110123
5
Quinary
20210004240
6
Senary
2005015403
8
Octal
115622433
10
Decimal
20391195
12
Duodecimal
69b4563
16
Hexadecimal
137251b
20
Vigesimal
678hjf
36
Base36
c51y3
md5
d4ce0e8d9cd59090ed55dcaa87febe36
sha1
b19741210d49f0a85006c06f4cd7e5c843e27bb5
sha256
561018a929cbc505976ac7c9758f3f4eb8c724d3eb4308be047414b2912d954c
sha512
f9146db53e2a281e42e3d81d87d965f0f1beca019ddea89aff4a2690346d4e5d71e47a2ed10d6c02224dadb7ddf6996e27b3d1a3446b6bded830248e0d9af253
ripemd-160
2d54d4b14cec252cf47ca4528b64d4434e0919d6
Diameter
40782390
Circumference
128121656.81983
Area
1.3062768439682E+15
Volume
3.5515394465786E+22
Surface area
5.2251073758726E+15
Circumference
128121656.81983
Perimeter
81564780
Area
415800833528025
Diagonal
28837504.521994
Surface area
2494805001168150
Volume
8.4786758776325E+21
Space diagonal
35318585.767044
Perimeter
61173585
Area
1.8004704237501E+14
Altitude
17659292.883522
Surface area
1.8004704237501E+14
Volume
9.9922153475946E+20
Height
9612501.5073315