20390634 is an even 8-digits composite number following 20390633
and preceding 20390635 . In scientific notation, it is written as 2.0390634 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 6178920 positive integers (up to 20390634) that are relatively prime to 20390634.
20390634 has 8 divisors, whose sum is 30895200
The reverse of 20390634 is 43609302
Previous prime number is 99
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million three hundred ninety thousand six hundred thirty-four
Scientific notation
2.0390634 × 10^7
Engineering notation
2.0390634 × 10^6
Prime Factorization
2 × 99 × 102983
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20390634
Product of the distinct prime numbers
The prime factorization of 20390634 is 2 × 99 × 102983.
Since it has a total of 3 prime factors.
5 , 1 , 9 , 66 , 603 , 255 , 881 , 2544 , 55861 , 62699 , 65836 , 431166 , 1173813 , 6898315 , 75197212 , 24218401 , 904382081 , 685696084 , 5240085559 , 8967482461
n×2
40781268
n×3
61171902
n×4
81562536
n×5
101953170
n÷2
10195317
n÷3
6796878
n÷3
5097658.5
n÷5
4078126.8
n2
415777954921956
n3
8.4779761040821E+21
n4
1.7287130779908E+29
n5
3.5249555664325E+36
2 √n
4515.5989635928
3 √n
273.19761885843
4 √n
67.198206550419
5 √n
28.965841231111
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
-20390633
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 20390634 can be divided by 8 positive divisors.
The sum of these divisors (counting 20390634) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110010001011101010
3
Ternary
1102100221200200
4
Quaternary
1031302023222
5
Quinary
20210000014
6
Senary
2005013030
8
Octal
115621352
10
Decimal
20390634
12
Duodecimal
69b4176
16
Hexadecimal
13722ea
20
Vigesimal
678gbe
36
Base36
c51ii
md5
f62f32b7599c083d248ab78f5b36b77f
sha1
6b065ec52ac7fb2c5b4e3d9d0dadce4408c2fe85
sha256
8fc551a1c95cb975931ea7c3a35e2790eaf07223a3301f4b7ce7645300cd46c5
sha512
7d536276b700a1620405e4b91cb6d6662e4f3a4f2e5db01dce34aba716ada3d43662f0867c9c6595c22f6e8cf735d1f682aee155011f054df26ae7ebbcd65c1d
ripemd-160
798c6bea391640bc096e0c71de6319771ada6c00
Diameter
40781268
Circumference
128118131.95288
Area
1.3062049687074E+15
Volume
3.5512463261192E+22
Surface area
5.2248198748296E+15
Circumference
128118131.95288
Perimeter
81562536
Area
415777954921956
Diagonal
28836711.148186
Surface area
2494667729531736
Volume
8.4779761040821E+21
Space diagonal
35317614.086541
Perimeter
61171902
Area
1.8003713564798E+14
Altitude
17658807.043271
Surface area
1.8003713564798E+14
Volume
9.9913906565566E+20
Height
9612237.0493953