20502085 is an odd 8-digits composite number following 20502084
and preceding 20502086 . In scientific notation, it is written as 2.0502085 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 14764288 positive integers (up to 20502085) that are relatively prime to 20502085.
20502085 has 8 divisors, whose sum is 24667776
The reverse of 20502085 is 58020502
Previous prime number is 391
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million five hundred two thousand eighty-five
Scientific notation
2.0502085 × 10^7
Engineering notation
2.0502085 × 10^6
Prime Factorization
5 × 391 × 10487
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20502085
Product of the distinct prime numbers
The prime factorization of 20502085 is 5 × 391 × 10487.
Since it has a total of 3 prime factors.
4 , 7 , 82 , 71 , 721 , 275 , 6931 , 9744 , 12798 , 83408 , 651425 , 281509 , 2273362 , 6373220 , 14035126 , 2866310 , 587983610 , 174189675 , 1919454065 , 8111621532
n×2
41004170
n×3
61506255
n×4
82008340
n×5
102510425
n÷2
10251042.5
n÷3
6834028.3333333
n÷3
5125521.25
n÷5
4100417
n2
420335489347225
n3
8.6177539311134E+21
n4
1.7668192360477E+29
n5
3.6223478157085E+36
2 √n
4527.9228129464
3 √n
273.69446202063
4 √n
67.289841825838
5 √n
28.997436491974
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
-20502084
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 20502085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20502085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110001101011001000101
3
Ternary
1102120121120111
4
Quaternary
1032031121011
5
Quinary
20222031320
6
Senary
2011233021
8
Octal
116153105
10
Decimal
20502085
12
Duodecimal
6a48771
16
Hexadecimal
138d645
20
Vigesimal
682f45
36
Base36
c7fid
md5
f9199d85397874dde9ae3ce3b5d68cf0
sha1
f8bd23a562444f97f9ccfda4af945cee4a1fa6f9
sha256
3ab3f3ded468b2708cef45bedad615dfe5dd528c019bd5ad45478cb0f620bc4f
sha512
9e2921df27d2388d9f0abe25cea5f524796e740aae816d5521a03d1f5adf871c01fab4786e3a773d601632e6615568030848bd7045a1a4cf4ddfedf86784d98f
ripemd-160
513d7cd780da10191dcd161c37e40081e7d617ef
Diameter
41004170
Circumference
128818399.23855
Area
1.3205228853763E+15
Volume
3.6097963253907E+22
Surface area
5.2820915415053E+15
Circumference
128818399.23855
Perimeter
82008340
Area
420335489347225
Diagonal
28994326.663926
Surface area
2522012936083350
Volume
8.6177539311134E+21
Space diagonal
35510652.881096
Perimeter
61506255
Area
1.8201060594343E+14
Altitude
17755326.440548
Surface area
1.8201060594343E+14
Volume
1.0156120405479E+21
Height
9664775.554642