20658813 is an odd 8-digits composite number following 20658812
and preceding 20658814 . In scientific notation, it is written as 2.0658813 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11689200 positive integers (up to 20658813) that are relatively prime to 20658813.
20658813 has 8 divisors, whose sum is 21854976
The reverse of 20658813 is 31885602
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred fifty-eight thousand eight hundred thirteen
Scientific notation
2.0658813 × 10^7
Engineering notation
2.0658813 × 10^6
Prime Factorization
21 × 103 × 9551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20658813
Product of the distinct prime numbers
The prime factorization of 20658813 is 21 × 103 × 9551.
Since it has a total of 3 prime factors.
10 , 10 , 1 , 29 , 586 , 834 , 2225 , 349 , 53975 , 67718 , 462836 , 371887 , 5114414 , 2242777 , 51242618 , 93468002 , 574626352 , 727150322 , 4057471429 , 1870794763
n×2
41317626
n×3
61976439
n×4
82635252
n×5
103294065
n÷2
10329406.5
n÷3
6886271
n÷3
5164703.25
n÷5
4131762.6
n2
426786554568969
n3
8.8169036217546E+21
n4
1.8214676316085E+29
n5
3.7629359186953E+36
2 √n
4545.1966954137
3 √n
274.39011065885
4 √n
67.418073952122
5 √n
29.04163567298
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
-20658812
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 20658813 can be divided by 8 positive divisors.
The sum of these divisors (counting 20658813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110110011101001111101
3
Ternary
1102212120120020
4
Quaternary
1032303221331
5
Quinary
20242040223
6
Senary
2014442353
8
Octal
116635175
10
Decimal
20658813
12
Duodecimal
6b033b9
16
Hexadecimal
13b3a7d
20
Vigesimal
69270d
36
Base36
casfx
md5
aa6f532e8e66f34ce50464eea66bd273
sha1
40e746fb0781d65a5adfc23b56c0f0934b449763
sha256
c5aeda3f379e02119a1688ae187909576a73c007435c54bb32428d5895a2e0f5
sha512
67d360d5f5bccc9ea14266a95263c7b007a8ff0b2bdd5f39d3f4ea778109ad465142da1247a48df31efed814a17495781b87ece0fd21b20ac6a43538ba08fe37
ripemd-160
c6e0d5ea864fc12e4b339b1cc500563ba3e2bd01
Diameter
41317626
Circumference
129803150.30537
Area
1.3407895044848E+15
Volume
3.6932159527351E+22
Surface area
5.3631580179391E+15
Circumference
129803150.30537
Perimeter
82635252
Area
426786554568969
Diagonal
29215973.52713
Surface area
2560719327413814
Volume
8.8169036217546E+21
Space diagonal
35782113.740064
Perimeter
61976439
Area
1.8480399912518E+14
Altitude
17891056.870032
Surface area
1.8480399912518E+14
Volume
1.0390820566685E+21
Height
9738657.8423765