20130185 is an odd 8-digits composite number following 20130184
and preceding 20130186 . In scientific notation, it is written as 2.0130185 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 16087680 positive integers (up to 20130185) that are relatively prime to 20130185.
20130185 has 8 divisors, whose sum is 24180936
The reverse of 20130185 is 58103102
Previous prime number is 2521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred thirty thousand one hundred eighty-five
Scientific notation
2.0130185 × 10^7
Engineering notation
2.0130185 × 10^6
Prime Factorization
5 × 2521 × 1597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20130185
Product of the distinct prime numbers
The prime factorization of 20130185 is 5 × 2521 × 1597.
Since it has a total of 3 prime factors.
6 , 10 , 1 , 48 , 881 , 990 , 8513 , 4379 , 55278 , 49882 , 625699 , 977328 , 6879145 , 4721932 , 43663485 , 8230791 , 961390313 , 687211736 , 299666641 , 3803738828
n×2
40260370
n×3
60390555
n×4
80520740
n×5
100650925
n÷2
10065092.5
n÷3
6710061.6666667
n÷3
5032546.25
n÷5
4026037
n2
405224348134225
n3
8.1572410944464E+21
n4
1.6420677232081E+29
n5
3.3055127050707E+36
2 √n
4486.6674715205
3 √n
272.02944912548
4 √n
66.982590809258
5 √n
28.891464271555
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
-20130184
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 20130185 can be divided by 8 positive divisors.
The sum of these divisors (counting 20130185) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010100110001001
3
Ternary
1101212201102102
4
Quaternary
1030302212021
5
Quinary
20123131220
6
Senary
1555243145
8
Octal
114624611
10
Decimal
20130185
12
Duodecimal
68a94b5
16
Hexadecimal
1332989
20
Vigesimal
65g595
36
Base36
bzgjt
md5
57a180b77968184aeac5a3d01eeac1ef
sha1
1c97cd215c850bc6b9bb379ba4f2484263fa2136
sha256
075e049542a6844320da8d88ff392d81a683e8f8b627268e88da19eecc860208
sha512
8bcdffc7db45b665ab98b4ae05865d2ee365a650d1f14d705447c537395b5a30e8f136033a4b341516279dc142f3aeb4aca529bb4986839b5fa88bcd8399d1da
ripemd-160
381b47c475ce9fcc9c5cad09322f5e97b3fd127b
Diameter
40260370
Circumference
126481682.62281
Area
1.2730498351542E+15
Volume
3.4168971594498E+22
Surface area
5.0921993406168E+15
Circumference
126481682.62281
Perimeter
80520740
Area
405224348134225
Diagonal
28468380.640079
Surface area
2431346088805350
Volume
8.1572410944464E+21
Space diagonal
34866503.185761
Perimeter
60390555
Area
1.7546728985811E+14
Altitude
17433251.59288
Surface area
1.7546728985811E+14
Volume
9.613400822761E+20
Height
9489460.2133598