20815094 is an even 8-digits composite number following 20815093
and preceding 20815095 . In scientific notation, it is written as 2.0815094 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10407546 positive integers (up to 20815094) that are relatively prime to 20815094.
20815094 has 4 divisors, whose sum is 31222644
The reverse of 20815094 is 49051802
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred fifteen thousand ninety-four
Scientific notation
2.0815094 × 10^7
Engineering notation
2.0815094 × 10^6
Prime Factorization
2 × 10407547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20815094
Product of the distinct prime numbers
The prime factorization of 20815094 is 2 × 10407547.
Since it has a total of 2 prime factors.
6 , 9 , 46 , 12 , 784 , 69 , 6173 , 222 , 93132 , 88838 , 389958 , 264470 , 7941245 , 8762593 , 97420086 , 59313024 , 636742410 , 884812636 , 3927361796 , 784141196
n×2
41630188
n×3
62445282
n×4
83260376
n×5
104075470
n÷2
10407547
n÷3
6938364.6666667
n÷3
5203773.5
n÷5
4163018.8
n2
433268138228836
n3
9.0185170244382E+21
n4
1.8772127960428E+29
n5
3.9074360807634E+36
2 √n
4562.3561895144
3 √n
275.08028069362
4 √n
67.545215889168
5 √n
29.085442489534
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20815093
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20815094 can be divided by 4 positive divisors.
The sum of these divisors (counting 20815094) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111011001110011110110
3
Ternary
1110011111221102
4
Quaternary
1033121303312
5
Quinary
20312040334
6
Senary
2022050102
8
Octal
117316366
10
Decimal
20815094
12
Duodecimal
6b79932
16
Hexadecimal
13d9cf6
20
Vigesimal
6a1hee
36
Base36
ce512
md5
5eaa61bb44ec7562a99aa6918d5ecdd5
sha1
c14644863237d09de519ba6a955c6c2d4cedc86a
sha256
c9930971e4c71b6e57665b4aa19c7fcf7ec2f7f34ba0d5f9cfdf309ceca2e6ec
sha512
81e6d66c8a3e9c443d79ba845238b9554663cdf84fdab16ad505e2e0bad79e12d458d005526063e58117288b6ad1ab68431e5359b93e50590b8f644bbdbdaad7
ripemd-160
517cd68bfc0064185f9a0c63082c8aa2d8b395d1
Diameter
41630188
Circumference
130785092.78836
Area
1.3611520000942E+15
Volume
3.7776675773666E+22
Surface area
5.444608000377E+15
Circumference
130785092.78836
Perimeter
83260376
Area
433268138228836
Diagonal
29436988.236871
Surface area
2599608829373016
Volume
9.0185170244382E+21
Space diagonal
36052800.372322
Perimeter
62445282
Area
1.8761060717828E+14
Altitude
18026400.186161
Surface area
1.8761060717828E+14
Volume
1.0628424240378E+21
Height
9812329.4122903