20512208 is an even 8-digits composite number following 20512207
and preceding 20512209 . In scientific notation, it is written as 2.0512208 × 10^7.
The sum of its digits is 20. It has a total of 6 prime factors and 20 positive divisors.
There are 9978624 positive integers (up to 20512208) that are relatively prime to 20512208.
20512208 has 20 divisors, whose sum is 40817700
The reverse of 20512208 is 80221502
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million five hundred twelve thousand two hundred eight
Scientific notation
2.0512208 × 10^7
Engineering notation
2.0512208 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 37 × 34649
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2564026
Product of the distinct prime numbers
The prime factorization of 20512208 is 2 × 2 × 2 × 2 × 37 × 34649.
Since it has a total of 6 prime factors.
10 , 8 , 44 , 28 , 361 , 7 , 7991 , 9439 , 26250 , 94267 , 645300 , 727970 , 6712463 , 1487390 , 94597986 , 1412174 , 213123678 , 292889897 , 7574315575 , 2709445233
n×2
41024416
n×3
61536624
n×4
82048832
n×5
102561040
n÷2
10256104
n÷3
6837402.6666667
n÷3
5128052
n÷5
4102441.6
n2
420750677035264
n3
8.6305254034882E+21
n4
1.7703113222563E+29
n5
3.6312994066877E+36
2 √n
4529.0405164891
3 √n
273.73950058075
4 √n
67.298146456564
5 √n
29.000299450467
1 , 2 , 4 , 8 , 16 , 37 , 74 , 148 , 296 , 592 , 34649 , 69298 , 138596 , 277192 , 554384 , 1282013 , 2564026 , 5128052 , 10256104 , 20512208
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20512207
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20512208 can be divided by 20 positive divisors.
The sum of these divisors (counting 20512208) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001110001111110111010000
3
Ternary
1102121010110102
4
Quaternary
1032033313100
5
Quinary
20222342313
6
Senary
2011351532
8
Octal
116176720
10
Decimal
20512208
12
Duodecimal
6a525a8
16
Hexadecimal
138fdd0
20
Vigesimal
6840a8
36
Base36
c7nbk
md5
2daa745769cddbeb0ed6b5e198764c46
sha1
939575d9f51304ecb747f14912299112682b3e72
sha256
c7c3db0fbd2d1c2b7a2ff2c37369be9b75103b23c8c1f7bf444b92876bacc188
sha512
3a1b093dd70a44d061d01092e38ffabbe1978ea2b83f9e2f2ab4bc05aae44177e1e3cd7c2e10a9b052d26d864cac1e7949b33a0d833cab76c5d810117e77e4e8
ripemd-160
daeccbca7f56a6d70ee52c4266ed71c3af90b0cd
Diameter
41024416
Circumference
128882003.92341
Area
1.3218272359669E+15
Volume
3.6151460272291E+22
Surface area
5.2873089438677E+15
Circumference
128882003.92341
Perimeter
82048832
Area
420750677035264
Diagonal
29008642.747818
Surface area
2524504062211584
Volume
8.6305254034882E+21
Space diagonal
35528186.431421
Perimeter
61536624
Area
1.8219038748602E+14
Altitude
17764093.21571
Surface area
1.8219038748602E+14
Volume
1.0171171730015E+21
Height
9669547.582606