20304890 is an even 8-digits composite number following 20304889
and preceding 20304891 . In scientific notation, it is written as 2.0304890 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 8121952 positive integers (up to 20304890) that are relatively prime to 20304890.
20304890 has 8 divisors, whose sum is 36548820
The reverse of 20304890 is 09840302
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million three hundred four thousand eight hundred ninety
Scientific notation
2.0304890 × 10^7
Engineering notation
2.0304890 × 10^6
Prime Factorization
2 × 5 × 2030489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20304890
Product of the distinct prime numbers
The prime factorization of 20304890 is 2 × 5 × 2030489.
Since it has a total of 3 prime factors.
3 , 6 , 8 , 8 , 253 , 873 , 2810 , 8697 , 16242 , 69839 , 627263 , 197162 , 2425143 , 9490585 , 78813914 , 95865024 , 667266127 , 516277452 , 8589692683 , 5390913662
n×2
40609780
n×3
60914670
n×4
81219560
n×5
101524450
n÷2
10152445
n÷3
6768296.6666667
n÷3
5076222.5
n÷5
4060978
n2
412288557912100
n3
8.3714738166638E+21
n4
1.6998185498524E+29
n5
3.4514628674712E+36
2 √n
4506.0947615424
3 √n
272.81414266368
4 √n
67.127451624074
5 √n
28.941439486431
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
-20304889
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 20304890 can be divided by 8 positive divisors.
The sum of these divisors (counting 20304890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101011101001111111010
3
Ternary
1102012121001222
4
Quaternary
1031131033322
5
Quinary
20144224030
6
Senary
2003112042
8
Octal
115351772
10
Decimal
20304890
12
Duodecimal
6972622
16
Hexadecimal
135d3fa
20
Vigesimal
66i24a
36
Base36
c37cq
md5
58679f31dac1e287f3a01b9325b1392e
sha1
9d1f2478d6308e799b0b9c33c3b8f172da76f303
sha256
2f6372f647b5b9f23e85bd06c0664f1c97c4e1435e8903fa38f12d566394cc18
sha512
100cc458ef2fbbd4993af83f8373f33438848d0207e128d65815141f9ed2d535fb8bbe7d050740b7c36fab642b68b1e5285329e3f6dd82f5d1cb8df1186d4639
ripemd-160
5c3f22e988c06f5076e8db3add49f7d26426e329
Diameter
40609780
Circumference
127579386.5119
Area
1.2952427046958E+15
Volume
3.5066347522867E+22
Surface area
5.1809708187831E+15
Circumference
127579386.5119
Perimeter
81219560
Area
412288557912100
Diagonal
28715450.820494
Surface area
2473731347472600
Volume
8.3714738166638E+21
Space diagonal
35169101.122097
Perimeter
60914670
Area
1.7852618242077E+14
Altitude
17584550.561049
Surface area
1.7852618242077E+14
Volume
9.8658765071477E+20
Height
9571816.9401646