20395789 is an odd 8-digits prime number following 20395788
and preceding 20395790 . In scientific notation, it is written as 2.0395789 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 20395788 positive integers (up to 20395789) that are relatively prime to 20395789.
20395789 has 2 divisors, whose sum is 20395790
The reverse of 20395789 is 98759302
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million three hundred ninety-five thousand seven hundred eighty-nine
Scientific notation
2.0395789 × 10^7
Engineering notation
2.0395789 × 10^6
Prime Factorization
20395789
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20395789
Product of the distinct prime numbers
The prime factorization of 20395789 is 20395789.
Since it has a total of 1 prime factors.
6 , 3 , 18 , 79 , 626 , 752 , 7675 , 6012 , 28759 , 92799 , 435067 , 101083 , 7172084 , 3939951 , 56101926 , 56027987 , 238470392 , 4696301 , 8281391270 , 7763386680
n×2
40791578
n×3
61187367
n×4
81583156
n×5
101978945
n÷2
10197894.5
n÷3
6798596.3333333
n÷3
5098947.25
n÷5
4079157.8
n2
415988208932521
n3
8.4844077358756E+21
n4
1.7304618997089E+29
n5
3.5294135779001E+36
2 √n
4516.16972666
3 √n
273.22063947762
4 √n
67.202453278582
5 √n
28.967305666341
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20395790
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10197895
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4516.1698373733
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999019405
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20395789 can be divided by 2 positive divisors.
The sum of these divisors (counting 20395789) is 20395790, the average is 10197895.
Base
System
Value
2
Binary
1001101110011011100001101
3
Ternary
1102101012202121
4
Quaternary
1031303130031
5
Quinary
20210131124
6
Senary
2005052541
8
Octal
115633415
10
Decimal
20395789
12
Duodecimal
69b7151
16
Hexadecimal
137370d
20
Vigesimal
679999
36
Base36
c55hp
md5
add123b4cb0904782a6d4778e06031c6
sha1
e8232388fe0dcf4e07c35e7fc36ea4f64c6aa549
sha256
72b3ecb4e469f216e5f38e710046a8cb4bae1dceaa5711c1366c9a1c97e817c5
sha512
eef1b7f10aac3316189e0d860a854561adacf19c7b81d3faea484401aa1feea11ba27f88ca589ca9a7e05b4175159c780fedd4bb9cf6b67e9288c7bfafd899ab
ripemd-160
d0b39e29ddb1ca9b171fdec839b2e369c15fff01
Diameter
40791578
Circumference
128150521.77314
Area
1.3068655011624E+15
Volume
3.553940401745E+22
Surface area
5.2274620046495E+15
Circumference
128150521.77314
Perimeter
81583156
Area
415988208932521
Diagonal
28844001.4191
Surface area
2495929253595126
Volume
8.4844077358756E+21
Space diagonal
35326542.808454
Perimeter
61187367
Area
1.8012817830518E+14
Altitude
17663271.404227
Surface area
1.8012817830518E+14
Volume
9.9989704073154E+20
Height
9614667.1397