20543389 is an odd 8-digits composite number following 20543388
and preceding 20543390 . In scientific notation, it is written as 2.0543389 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19462140 positive integers (up to 20543389) that are relatively prime to 20543389.
20543389 has 4 divisors, whose sum is 21624640
The reverse of 20543389 is 98334502
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million five hundred forty-three thousand three hundred eighty-nine
Scientific notation
2.0543389 × 10^7
Engineering notation
2.0543389 × 10^6
Prime Factorization
19 × 1081231
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20543389
Product of the distinct prime numbers
The prime factorization of 20543389 is 19 × 1081231.
Since it has a total of 2 prime factors.
1 , 7 , 97 , 49 , 574 , 325 , 1033 , 7699 , 53778 , 1999 , 247585 , 287668 , 9812056 , 5731447 , 88875941 , 31496662 , 791131893 , 434445517 , 2530864955 , 8167199841
n×2
41086778
n×3
61630167
n×4
82173556
n×5
102716945
n÷2
10271694.5
n÷3
6847796.3333333
n÷3
5135847.25
n÷5
4108677.8
n2
422030831605321
n3
8.6699435436616E+21
n4
1.7811002282548E+29
n5
3.6589834837027E+36
2 √n
4532.4815498797
3 √n
273.87813590853
4 √n
67.323707190556
5 √n
29.009110876385
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
-20543388
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 20543389 can be divided by 4 positive divisors.
The sum of these divisors (counting 20543389) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110010111011110011101
3
Ternary
1102122201020021
4
Quaternary
1032113132131
5
Quinary
20224342024
6
Senary
2012152141
8
Octal
116273635
10
Decimal
20543389
12
Duodecimal
6a68651
16
Hexadecimal
139779d
20
Vigesimal
687i99
36
Base36
c8bdp
md5
42c6459073d0d147b016cb2d2082377c
sha1
ece6bb3b7bf67660fb5d527ab5eec9a78820dad9
sha256
f41c7d68c3a38680fb8bd04cc8cac896af08379bfc00ac4bdb9394336c3faa5d
sha512
c09039d04001385e888bea564f3d2b4d307d841df2a4140c03a7d4f2b2d1f1a627e3350a621a3f93e558d1e00d8547aa92fc376ef5bb2dff5ea3eaecb9a71a7e
ripemd-160
a6d9a93a212f993bd4ca242ecf7dad77da09da31
Diameter
41086778
Circumference
129077919.92447
Area
1.3258489601597E+15
Volume
3.6316574591741E+22
Surface area
5.3033958406387E+15
Circumference
129077919.92447
Perimeter
82173556
Area
422030831605321
Diagonal
29052739.340906
Surface area
2532184989631926
Volume
8.6699435436616E+21
Space diagonal
35582193.507652
Perimeter
61630167
Area
1.8274471067524E+14
Altitude
17791096.753826
Surface area
1.8274471067524E+14
Volume
1.0217626453713E+21
Height
9684246.4469688