20394788 is an even 8-digits composite number following 20394787
and preceding 20394789 . In scientific notation, it is written as 2.0394788 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 6 positive divisors.
There are 10197392 positive integers (up to 20394788) that are relatively prime to 20394788.
20394788 has 6 divisors, whose sum is 35690886
The reverse of 20394788 is 88749302
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million three hundred ninety-four thousand seven hundred eighty-eight
Scientific notation
2.0394788 × 10^7
Engineering notation
2.0394788 × 10^6
Prime Factorization
2 × 2 × 5098697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10197394
Product of the distinct prime numbers
The prime factorization of 20394788 is 2 × 2 × 5098697.
Since it has a total of 3 prime factors.
9 , 3 , 22 , 85 , 3 , 122 , 2437 , 8535 , 64807 , 70740 , 791436 , 654251 , 2190520 , 9598565 , 97966529 , 13438948 , 547591885 , 999803679 , 6185380578 , 3286616060
n×2
40789576
n×3
61184364
n×4
81579152
n×5
101973940
n÷2
10197394
n÷3
6798262.6666667
n÷3
5098697
n÷5
4078957.6
n2
415947377564944
n3
8.483158584593E+21
n4
1.7301222090315E+29
n5
3.528547566729E+36
2 √n
4516.0589012988
3 √n
273.21616962791
4 √n
67.201628710164
5 √n
28.96702132488
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20394787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20394788 can be divided by 6 positive divisors.
The sum of these divisors (counting 20394788) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101110011001100100100
3
Ternary
1102101011101112
4
Quaternary
1031303030210
5
Quinary
20210113123
6
Senary
2005044152
8
Octal
115631444
10
Decimal
20394788
12
Duodecimal
69b6658
16
Hexadecimal
1373324
20
Vigesimal
6796j8
36
Base36
c54pw
md5
341654a812acc22d7c314b7cf40ce242
sha1
30cafe316a4f66eed77d3986204a65232870b4d4
sha256
21acdb51bfe8875ac8310867f68b5b2f966de82febff9fbfde8f72fe4fa513ce
sha512
47a0f0f82326b81f8c59ac54f24160549af1cb23ba51c7de80f2bb827bda28407e3681894038a886f488f03c1ce9ebf5bf3dd9ddd1b6722f00cbfd01bec0f86f
ripemd-160
7dbedb01157ccf705e527367082386a08cd283c3
Diameter
40789576
Circumference
128144232.30464
Area
1.306737225638E+15
Volume
3.5534171584793E+22
Surface area
5.2269489025519E+15
Circumference
128144232.30464
Perimeter
81579152
Area
415947377564944
Diagonal
28842585.791324
Surface area
2495684265389664
Volume
8.483158584593E+21
Space diagonal
35324809.025596
Perimeter
61184364
Area
1.8011049780438E+14
Altitude
17662404.512798
Surface area
1.8011049780438E+14
Volume
9.997498268411E+20
Height
9614195.2637747