20502018 is an even 8-digits composite number following 20502017
and preceding 20502019 . In scientific notation, it is written as 2.0502018 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 6833988 positive integers (up to 20502018) that are relatively prime to 20502018.
20502018 has 16 divisors, whose sum is 45560160
The reverse of 20502018 is 81020502
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million five hundred two thousand eighteen
Scientific notation
2.0502018 × 10^7
Engineering notation
2.0502018 × 10^6
Prime Factorization
2 × 3 × 9 × 379667
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20502018
Product of the distinct prime numbers
The prime factorization of 20502018 is 2 × 3 × 9 × 379667.
Since it has a total of 4 prime factors.
7 , 8 , 85 , 20 , 623 , 194 , 5271 , 7873 , 77230 , 83050 , 428704 , 438860 , 3383238 , 4853345 , 64976669 , 17855014 , 603099497 , 964449489 , 6215993071 , 771538724
n×2
41004036
n×3
61506054
n×4
82008072
n×5
102510090
n÷2
10251009
n÷3
6834006
n÷3
5125504.5
n÷5
4100403.6
n2
420332742072324
n3
8.6176694439561E+21
n4
1.7667961405804E+29
n5
3.622288627651E+36
2 √n
4527.9154144043
3 √n
273.69416387942
4 √n
67.289786850638
5 √n
28.997417539455
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 379667 , 759334 , 1139001 , 2278002 , 3417003 , 6834006 , 10251009 , 20502018
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20502017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20502018 can be divided by 16 positive divisors.
The sum of these divisors (counting 20502018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110001101011000000010
3
Ternary
1102120121111000
4
Quaternary
1032031120002
5
Quinary
20222031033
6
Senary
2011232430
8
Octal
116153002
10
Decimal
20502018
12
Duodecimal
6a48716
16
Hexadecimal
138d602
20
Vigesimal
682f0i
36
Base36
c7fgi
md5
34f9d9f862f5b0f068d4fbe6cac83005
sha1
aaafb7f9bc57ae5fa21b3dc12c67a4f4a07ece78
sha256
55a48cf14ae9243e6cd84322f450200d3f7cc898bfd0f62912d7c931aec36897
sha512
a6700d0b4a16ce8c0e148451fa2d0d851ba5955b2078cdeaa948ab673737109c10e48e4a7b95d9fc0a750d6e48ffd34d68428aba219de47bb2079b14c26485ae
ripemd-160
56275aa79d834752f0eb71b6a01faa231da579e5
Diameter
41004036
Circumference
128817978.26513
Area
1.3205142545577E+15
Volume
3.609760935493E+22
Surface area
5.2820570182307E+15
Circumference
128817978.26513
Perimeter
82008072
Area
420332742072324
Diagonal
28994231.911617
Surface area
2521996452433944
Volume
8.6176694439561E+21
Space diagonal
35510536.833692
Perimeter
61506054
Area
1.820094163385E+14
Altitude
17755268.416846
Surface area
1.820094163385E+14
Volume
1.0156020836409E+21
Height
9664743.9705391