20803015 is an odd 8-digits composite number following 20803014
and preceding 20803016 . In scientific notation, it is written as 2.0803015 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 16105440 positive integers (up to 20803015) that are relatively prime to 20803015.
20803015 has 4 divisors, whose sum is 20937384
The reverse of 20803015 is 51030802
Previous prime number is 155
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million eight hundred three thousand fifteen
Scientific notation
2.0803015 × 10^7
Engineering notation
2.0803015 × 10^6
Prime Factorization
155 × 134213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20803015
Product of the distinct prime numbers
The prime factorization of 20803015 is 155 × 134213.
Since it has a total of 2 prime factors.
2 , 2 , 38 , 52 , 702 , 647 , 9466 , 5739 , 33334 , 88473 , 900992 , 759585 , 1008438 , 8038087 , 6284984 , 65379590 , 979785179 , 971591119 , 526929635 , 902970035
n×2
41606030
n×3
62409045
n×4
83212060
n×5
104015075
n÷2
10401507.5
n÷3
6934338.3333333
n÷3
5200753.75
n÷5
4160603
n2
432765433090225
n3
9.0028257960574E+21
n4
1.8728592007777E+29
n5
3.8961118046667E+36
2 √n
4561.0322296603
3 √n
275.02706069795
4 √n
67.535414633067
5 √n
29.082066048983
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
-20803014
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 20803015 can be divided by 4 positive divisors.
The sum of these divisors (counting 20803015) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010110110111000111
3
Ternary
1110010220101001
4
Quaternary
1033112313013
5
Quinary
20311144030
6
Senary
2021514131
8
Octal
117266707
10
Decimal
20803015
12
Duodecimal
6b72947
16
Hexadecimal
13d6dc7
20
Vigesimal
6a07af
36
Base36
cdvpj
md5
55bb1ce42bfa15e4da5e0a28fc4b518c
sha1
7ca33e482e92ec934117ef64fcdea3238c7c6197
sha256
365b6027cb73d43796fdeba25b368816408fd396122712ed6ad3e1d257232b1f
sha512
ece75ddeca3db0c5fd665a03466ebd79a54697ecbaf2a9f7b6f36e45931ef6f08f3bef90a869d68a161327b30cb6f4b026fe26ef8641486538e666276e44d3cd
ripemd-160
5667d3fa557d268fd6c943a728e7177eb1e24a4b
Diameter
41606030
Circumference
130709198.19304
Area
1.3595727053239E+15
Volume
3.7710948509924E+22
Surface area
5.4382908212954E+15
Circumference
130709198.19304
Perimeter
83212060
Area
432765433090225
Diagonal
29419905.951251
Surface area
2596592598541350
Volume
9.0028257960574E+21
Space diagonal
36031878.930617
Perimeter
62409045
Area
1.8739292946795E+14
Altitude
18015939.465309
Surface area
1.8739292946795E+14
Volume
1.0609931950389E+21
Height
9806635.3170836