20394239 is an odd 8-digits composite number following 20394238
and preceding 20394240 . In scientific notation, it is written as 2.0394239 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19320840 positive integers (up to 20394239) that are relatively prime to 20394239.
20394239 has 4 divisors, whose sum is 21467640
The reverse of 20394239 is 93249302
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million three hundred ninety-four thousand two hundred thirty-nine
Scientific notation
2.0394239 × 10^7
Engineering notation
2.0394239 × 10^6
Prime Factorization
19 × 1073381
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20394239
Product of the distinct prime numbers
The prime factorization of 20394239 is 19 × 1073381.
Since it has a total of 2 prime factors.
3 , 3 , 2 , 53 , 634 , 757 , 251 , 3426 , 7744 , 43714 , 528818 , 883174 , 5714860 , 7815020 , 2811564 , 8776417 , 943203958 , 489678598 , 7828407699 , 3087464749
n×2
40788478
n×3
61182717
n×4
81576956
n×5
101971195
n÷2
10197119.5
n÷3
6798079.6666667
n÷3
5098559.75
n÷5
4078847.8
n2
415924984389121
n3
8.482473537703E+21
n4
1.7299359263909E+29
n5
3.5280726737503E+36
2 √n
4515.998117803
3 √n
273.21371806981
4 √n
67.20117646145
5 √n
28.966865372625
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
-20394238
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 20394239 can be divided by 4 positive divisors.
The sum of these divisors (counting 20394239) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110011000011111111
3
Ternary
1102101010122012
4
Quaternary
1031303003333
5
Quinary
20210103424
6
Senary
2005041435
8
Octal
115630377
10
Decimal
20394239
12
Duodecimal
69b627b
16
Hexadecimal
13730ff
20
Vigesimal
6795bj
36
Base36
c54an
md5
bac4b5c448e3f67872283989d6feebf2
sha1
d03eed369f7c6b498cf971a6a9c4e46c4a567d54
sha256
dd5a24da014ad58e16d842eab50e4e5b4f0abae84a7d3e69273db32b2607d01e
sha512
baea70b28b1699d39fa6308f29b57ec0ed03a4aab37e86f4ae3afa79b2444bc2e12bb1206b3bba65e9dfd23ac189fc99bb30e464f37ef15ab65738af7bf77e58
ripemd-160
b9af77eb1ce7789d349ec43b7fe51c28e33ff05d
Diameter
40788478
Circumference
128140782.83591
Area
1.3066668754013E+15
Volume
3.553130206709E+22
Surface area
5.2266675016052E+15
Circumference
128140782.83591
Perimeter
81576956
Area
415924984389121
Diagonal
28841809.388078
Surface area
2495549906334726
Volume
8.482473537703E+21
Space diagonal
35323858.129703
Perimeter
61182717
Area
1.8010080127481E+14
Altitude
17661929.064851
Surface area
1.8010080127481E+14
Volume
9.9966909329087E+20
Height
9613936.4626928